{"title":"Microscopes from £500 to £1,000","description":"\u003cp\u003eFrom £500 to £1,000 you're into the instruments that college labs, vet practices, clinics and quality-control benches run all day. The compound models are the \u003ca href=\"\/products\/bresser-science-tfm-201-40-1000x-binocular-microscope\" title=\"Bresser Science TFM-201 binocular microscope\"\u003eBresser Science TFM-201\u003c\/a\u003e, a binocular with semi-plan objectives, 30 mm eyepieces and Koehler illumination, its trinocular siblings the TFM-301 and TRM-301, the halogen-lit \u003ca href=\"\/products\/bresser-bioscience-40-1000x-trinocular-microscope\" title=\"Bresser Bioscience trinocular microscope\"\u003eBresser Bioscience\u003c\/a\u003e and the \u003ca href=\"\/products\/levenhuk-med-d10t-digital-trinocular-microscope\" title=\"Levenhuk MED D10T digital trinocular microscope\"\u003eLevenhuk MED D10T\u003c\/a\u003e, which has a 3 MP camera built into the head. Stereo models for inspection are the Bresser Science ETD-201, a trinocular 8x to 50x zoom with 105 mm of clearance under the lens, and the Bresser Advance ICD zoom from 10x to 160x. The MikroCam PRO and MikroCam II cameras sit in this band too.\u003c\/p\u003e\u003ch2\u003eWhat lab-grade means in practice\u003c\/h2\u003e\u003cp\u003eThree features separate these from the hobby models below them. Koehler illumination is a way of setting the lamp, field diaphragm and condenser so there's no hot spot in the middle of the view. Plan and semi-plan objectives keep the whole field in focus at once rather than only the centre, which matters when you're photographing or counting. And 30 mm eyepiece tubes with wide-field eyepieces give a larger circle of view than the 23.2 mm tubes on hobby models.\u003c\/p\u003e\u003ch2\u003eOrdering for an organisation\u003c\/h2\u003e\u003cp\u003eWe take purchase orders from schools, colleges, NHS trusts and companies and will quote in writing for a specific configuration or several units. The same models appear in the \u003ca href=\"\/collections\/laboratory\" title=\"Laboratory and professional microscopes\"\u003eLaboratory \u0026amp; Professional section\u003c\/a\u003e with prices ex VAT, which is usually the figure a finance office wants.\u003c\/p\u003e\u003ch2\u003e£500 to £1,000 FAQs\u003c\/h2\u003e\u003ch3\u003eHalogen or LED for a lab microscope?\u003c\/h3\u003e\u003cp\u003eThe Bioscience's 30 W halogen gives the warm, continuous spectrum stained histology slides were designed for. The TFM, TRM and MED D10T use dimmable LED, which runs cool and holds its colour as you dim it. Our \u003ca href=\"\/blogs\/guides\/microscope-camera-guide\" title=\"Microscope camera guide\"\u003ecamera guide\u003c\/a\u003e covers adding a camera to any of them.\u003c\/p\u003e","products":[{"product_id":"bresser-bioscience-40-1000x-trinocular-microscope","title":"Bresser Bioscience 40-1000x Trinocular Microscope","description":"\u003cp\u003eThe Bioscience is a trinocular laboratory microscope from Bresser's Science series, for a teaching lab, clinic or research bench that wants Köhler illumination and a camera port at 40x to 1000x. Trinocular means a third tube above the two eyepieces, so a camera can stay fitted while people take turns at the eyepieces.\u003c\/p\u003e\n\u003cp\u003eThe four objectives are achromatic DIN lenses, 4x, 10x, 40x and 100x oil. Achromatic means red and blue light are brought to the same focus, which removes most colour fringing; DIN is the standard thread, so other DIN objectives fit. The eyepieces are a pair of WF10x\/18 in 23 mm tubes, the 18 being the width of the view in millimetres. Under the stage sits an Abbe condenser with a numerical aperture (N.A.) of 1.25. The N.A. is how wide a cone of light it sends into the sample, and it has to match the 100x oil objective's 1.25 before 1000x shows full detail.\u003c\/p\u003e\n\u003cp\u003eA 12 V, 30 W halogen lamp with a dimmer runs from a separate mains adapter and feeds a Köhler illuminator. Köhler illumination is a way of setting the lamp, field diaphragm and condenser so the field is lit evenly and the lamp filament never appears in the picture, the standard for photography through a microscope. Bresser says the halogen is bright enough for its optional phase contrast and dark-field kits. The coaxial mechanical stage has a Vernier scale, so a cell can be logged by its coordinates and found again, and focus has coarse and fine knobs on one axis.\u003c\/p\u003e\n\u003cp\u003eThe box holds both eyepieces, the four objectives, the condenser, immersion oil and a dust cover. A C-mount camera needs Bresser's optional adapter, and our \u003ca href=\"\/blogs\/guides\/microscope-camera-guide\" title=\"Microscope cameras and phone adapters\"\u003emicroscope camera guide\u003c\/a\u003e explains what fits a trinocular tube. The \u003ca href=\"\/products\/bresser-researcher-bino-microscope\" title=\"Bresser Researcher 40-1000x microscope\"\u003eBresser Researcher 40-1000x\u003c\/a\u003e below it reaches the same magnifications on a smaller stand without Köhler, and the \u003ca href=\"\/products\/bresser-science-tfm-301-40-1000x-trinocular-microscope\" title=\"Bresser Science TFM-301 40-1000x trinocular microscope\"\u003eScience TFM-301\u003c\/a\u003e above it adds LED lighting, semi-plan objectives and dioptre adjustment on both eyepieces. The rest of our \u003ca href=\"\/collections\/laboratory\" title=\"Laboratory and professional microscopes\"\u003elaboratory microscopes\u003c\/a\u003e sit together.\u003c\/p\u003e","brand":"Bresser","offers":[{"title":"Default Title","offer_id":68044963348844,"sku":"5750600","price":723.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/5750600_M_1.a78a1569_1920x1920_ec366a28-f1c7-4ab2-bbcc-4097d8852932.avif?v=1793577086"},{"product_id":"bresser-advance-icd-10-160x-zoom-stereo-microscope","title":"Bresser Advance ICD 10-160x Zoom Stereo Microscope","description":"\u003cp\u003eThe Advance ICD is a trinocular zoom stereo microscope for inspection, dissection and soldering, where you need both hands under the lens and a 3D view of what they're doing. It's a Greenough design, with two separate optical paths tilted towards each other, one per eye, which gives the depth.\u003c\/p\u003e\n\u003cp\u003eThe zoom body runs from 1x to 4x. With the 10x eyepieces that's 10x to 40x, with the 20x eyepieces 20x to 80x, and with the 2x auxiliary lens under the body the 20x pair reaches 80x to 160x. Both pairs and the 2x lens are in the box. The 10x eyepieces have a field number of 22, the width of the view in millimetres at 1x, and both eyepiece holders adjust for up to 8 dioptres of difference between the eyes. Eye spacing adjusts from 52 to 72 mm, and the eyecups are rubber.\u003c\/p\u003e\n\u003cp\u003eLEDs light the object from above, at an adjustable angle, and from below through a glass plate; a switch picks one or both, and a dimmer sets brightness. The LEDs stay cool, so live insects can sit under the lens for a long session. Working distance is 28 to 80 mm, and because the head slides on a tall column, objects up to 22 cm high fit beneath it. Focus is coaxial coarse and fine, which helps with focus stacking, where a camera takes shots at different heights and software merges the sharp parts.\u003c\/p\u003e\n\u003cp\u003eThe third tube takes a camera through an optional adapter, with a lever that diverts the left eyepiece's image to it; our \u003ca href=\"\/blogs\/guides\/microscope-camera-guide\" title=\"Microscope cameras and phone adapters\"\u003emicroscope camera guide\u003c\/a\u003e covers C-mount and DSLR options. The metal stand comes with a 94 mm black and white plate, a matt glass plate, a 5 V mains adapter, a dust cover and a printed manual. The \u003ca href=\"\/products\/bresser-researcher-icd-led-20-80x-stereo-microscope\" title=\"Bresser Researcher ICD LED 20-80x stereo microscope\"\u003eResearcher ICD LED 20-80x\u003c\/a\u003e below it has fixed steps rather than a zoom, and our \u003ca href=\"\/collections\/microscopes-for-electronics\" title=\"Microscopes for electronics and soldering\"\u003emicroscopes for electronics\u003c\/a\u003e are grouped together. The \u003ca href=\"\/products\/bresser-science-etd-201-8-50x-trinocular-zoom-stereo-microscope\" title=\"Bresser Science ETD-201 8-50x trinocular zoom stereo microscope\"\u003eScience ETD-201\u003c\/a\u003e above it is the one to choose if you need 105 mm of working distance for tools under the lens and a light angle you can lock.\u003c\/p\u003e","brand":"Bresser","offers":[{"title":"Default Title","offer_id":68044991857004,"sku":"5804000","price":619.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/5804000_M_01_v0224.48ab2273_1920x1920_a736b4a8-4fe9-42c9-a539-2e18546a47b9.avif?v=1793577164"},{"product_id":"bresser-analyth-lcd-digital-microscope","title":"Bresser Analyth LCD 0.7-4.5x Digital Microscope","description":"\u003cp\u003eThe Analyth LCD is a zoom inspection microscope with a built-in camera and a 22.5 cm screen, for a workshop, studio or classroom bench where several people need to see a surface at once without a computer. It's for solid objects lit from above: circuit boards, machined parts, coins, stamps, insects and minerals. A slide can go on it too, since there's a transmitted light in the base.\u003c\/p\u003e\n\u003cp\u003eThe zoom lens runs from 0.7x to 4.5x, which on the built-in screen comes out at roughly 8.2x to 52.7x. The field of view is 17.5 by 10 mm at the low end and 4.7 by 2.5 mm at the high end, so a small component fits at 0.7x and a solder joint fills the screen at 4.5x. The camera uses a Sony IMX335 sensor, 1\/2.8 inch with 5 megapixels and 2 micron pixels, and the screen shows 1024 by 600 pixels. Coarse and fine focus knobs handle the thin depth of field at full zoom.\u003c\/p\u003e\n\u003cp\u003eA ring of 21 LEDs around the lens lights the object from above without shadows, and the transmitted light below handles translucent objects; each has five brightness levels and switches separately. Working distance is 97 mm, room for tweezers or a probe, and objects up to 37 mm tall fit under the lens. Photos and video save to a microSD card (16 GB included, 32 GB maximum), and the menus are driven by the USB mouse in the box. Measurements are possible with Bresser's optional calibration slide.\u003c\/p\u003e\n\u003cp\u003eThe box holds a contrast disc and a transmitted light disc for the stage, the mouse, the memory card, a mains adapter, a dust cover and the manual. The mains adapter comes with a European two-pin plug. Pick the \u003ca href=\"\/products\/bresser-dst-0745-zoom-macro-microscope\" title=\"Bresser DST-0745 0.7-4.5x zoom macro microscope\"\u003eScience DST-0745\u003c\/a\u003e below it if you already own a C-mount camera and want to choose the sensor yourself, or the \u003ca href=\"\/products\/bresser-advance-icd-10-160x-zoom-stereo-microscope\" title=\"Bresser Advance ICD 10-160x zoom stereo microscope\"\u003eAdvance ICD\u003c\/a\u003e above it if you want eyepieces, a 3D view and up to 160x. Our \u003ca href=\"\/blogs\/guides\/best-digital-microscope\" title=\"The best digital microscope with a screen\"\u003eguide to digital microscopes with a screen\u003c\/a\u003e compares it with smaller models, the \u003ca href=\"\/products\/levenhuk-dtx-700-lcd-digital-microscope\" title=\"Levenhuk DTX 700 LCD digital microscope\"\u003eLevenhuk DTX 700 LCD\u003c\/a\u003e has a 5-inch screen and more magnification for less, and our other \u003ca href=\"\/collections\/digital-microscopes\" title=\"Digital microscopes\"\u003edigital microscopes\u003c\/a\u003e are grouped together.\u003c\/p\u003e","brand":"Bresser","offers":[{"title":"Default Title","offer_id":68044993134956,"sku":"5809100","price":520.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/5809100_M1.e1dd53f5_1920x1920_800c621e-196b-4309-ba4c-d8ac0ab75106.avif?v=1793577241"},{"product_id":"bresser-science-tfm-201-40-1000x-binocular-microscope","title":"Bresser Science TFM-201 40-1000x Binocular Microscope","description":"\u003cp\u003eThe Science TFM-201 is a binocular laboratory microscope with semi-plan objectives, Köhler illumination and a single-hand mechanical stage, for a school or college lab, a vet or a clinic that works at 40x to 1000x all day. Bresser lists it for laboratory and research use as well as education.\u003c\/p\u003e\n\u003cp\u003eSemi-plan objectives are corrected for field flatness further out than standard achromats, so a stained section stays sharp across most of the view rather than only in the centre; the four are 4x, 10x, 40x and 100x oil. The WF10x eyepieces show a 20 mm field, which is wide for 10x, in 30 mm tubes, with dioptre adjustment on both and eye spacing from 55 to 75 mm.\u003c\/p\u003e\n\u003cp\u003eKöhler illumination means the lamp, a field diaphragm and the condenser are set so the light is even across the field and the lamp itself is out of focus and invisible. The TFM-201 has the luminous-field diaphragm built into the base and an Abbe condenser (numerical aperture 1.25, with an iris diaphragm) that adjusts both up and down and side to side, so it can be centred. The condenser carries a printed scale of magnifications, so you turn the iris to the mark for the objective in use rather than guessing. The LED is dimmable and built in.\u003c\/p\u003e\n\u003cp\u003eCoaxial knobs drive the stage and the focus, so the slide and the sharpness are both controlled from one hand without reaching across. In the box are the microscope, the four objectives, both eyepieces, immersion oil, a mains adapter, a dust cover and the manual. For 1000x with oil at a lower cost, the \u003ca href=\"\/products\/bresser-researcher-bino-microscope\" title=\"Bresser Researcher 40-1000x microscope\"\u003eBresser Researcher 40-1000x\u003c\/a\u003e below it has achromatic objectives and no Köhler; the TFM-301 adds a camera tube to this same stand. Our \u003ca href=\"\/blogs\/guides\/how-to-use-a-microscope\" title=\"How to use a microscope\"\u003ehow to use a microscope\u003c\/a\u003e guide walks through condenser and iris settings for a first slide, and the other \u003ca href=\"\/collections\/laboratory\" title=\"Laboratory and professional microscopes\"\u003elaboratory microscopes\u003c\/a\u003e are listed together.\u003c\/p\u003e","brand":"Bresser","offers":[{"title":"Default Title","offer_id":68044993167724,"sku":"5750800","price":756.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/5750800_M_1_v0419.d750c0b5_1920x1920_b946c575-4708-47b4-bc91-f2d176893921.avif?v=1793577243"},{"product_id":"bresser-mikrocam-pro-hdmi-microscope-camera","title":"Bresser MikroCam PRO HDMI Microscope Camera","description":"\u003cp\u003eThe MikroCam PRO HDMI is Bresser's top HDMI camera for lab microscopes. All three show a live picture on a monitor with no computer, have a mouse-driven menu with measuring, save to an SD card up to 32 GB (not included) and include a WiFi dongle and MikroCamLabII.\u003c\/p\u003e\n\u003cp\u003eThe 5 MP version streams Full HD at 60 frames a second and saves 2592 by 1944 stills. The Autofocus version keeps Full HD and adds a motorised focus that re-adjusts on each objective change, on a 7.2 by 4.05 mm sensor recommended for darkfield and phase contrast. The 4K version has a 7.68 by 4.32 mm IMX678 sensor at 3840 by 2160, 60 frames a second over HDMI, adds USB 3.0 and LAN links to a Windows 11 PC and stacks focus on the monitor.\u003c\/p\u003e\n\u003cp\u003eEach comes with a mains adapter, mouse and HDMI cable. The C-mount thread fits Science microscopes; a 23.2 mm tube needs the \u003ca href=\"\/products\/bresser-c-mount-eyepiece-adapter\" title=\"Bresser C-mount eyepiece adapter\"\u003eC-mount eyepiece adapter\u003c\/a\u003e. The \u003ca href=\"\/products\/bresser-mikrocam-mini-full-hd-hdmi-microscope-camera\" title=\"Bresser MikroCam Mini Full HD HDMI microscope camera\"\u003eMikroCam Mini\u003c\/a\u003e below it is Full HD only; our \u003ca href=\"\/blogs\/guides\/microscope-camera-guide\" title=\"Microscope cameras and phone adapters\"\u003emicroscope camera guide\u003c\/a\u003e sets out where HDMI beats USB, and the other \u003ca href=\"\/collections\/microscope-cameras\" title=\"Microscope cameras and phone adapters\"\u003emicroscope cameras and phone adapters\u003c\/a\u003e are listed together.\u003c\/p\u003e","brand":"Bresser","offers":[{"title":"5 MP","offer_id":68045037535596,"sku":"5914185","price":1002.99,"currency_code":"GBP","in_stock":false},{"title":"4K","offer_id":68045037568364,"sku":"5914195","price":785.99,"currency_code":"GBP","in_stock":false},{"title":"Autofocus","offer_id":68045037601132,"sku":"5914190","price":945.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/5914185_M_2_v1017.072347b4_1920x1920_9bb91bfa-ccaa-46cd-9be5-546c40e1d853.avif?v=1793577297"},{"product_id":"bresser-mikrocam-ii-microscope-camera","title":"Bresser MikroCam II Microscope Camera","description":"\u003cp\u003eThe MikroCam II is Bresser's USB 3.0 camera range for lab microscopes, in four Sony sensors. USB 3.0 is up to eight times faster than the MikroCam SP's USB 2.0, so live frames stay above 25 a second, which Bresser says matters most when watching live microorganisms. The sensors are also sensitive enough for short exposures in low light, at high magnification or with contrast techniques. Each has a C-mount thread and 23.2, 30 and 30.5 mm adapters.\u003c\/p\u003e\n\u003cp\u003eThe 12 MP has a 7.53 by 5.64 mm IMX226 at 4000 by 3000. The 20 MP 1 inch has a 13.06 by 8.8 mm IMX183 at 5440 by 3648, enough to record roughly a 10x\/22 eyepiece's field. The 5 MP HIS has an 8.45 by 7.07 mm IMX264 global shutter sensor, exposures down to 1\/50,000 s. The 9 MP 4K 1 inch has a 14.13 by 7.45 mm IMX305, also global shutter, and 4K video up to 30 frames a second.\u003c\/p\u003e\n\u003cp\u003eThe three larger sensors can show dark corners on some microscopes, which the 1x \u003ca href=\"\/products\/bresser-mikrocam-reduction-lens\" title=\"Bresser MikroCam reduction lens\"\u003ereduction lens\u003c\/a\u003e corrects, and Bresser rules them out for the ETD-201 stereo microscope. MikroCamLabII on Windows adds measuring, focus stacking and mosaics. Our \u003ca href=\"\/blogs\/guides\/microscope-camera-guide\" title=\"Microscope cameras and phone adapters\"\u003emicroscope camera guide\u003c\/a\u003e and \u003ca href=\"\/collections\/laboratory\" title=\"Laboratory and professional microscopes\"\u003elaboratory section\u003c\/a\u003e cover the microscopes.\u003c\/p\u003e","brand":"Bresser","offers":[{"title":"12 MP","offer_id":68045044154732,"sku":"5914912","price":775.99,"currency_code":"GBP","in_stock":false},{"title":"20 MP 1 inch","offer_id":68045044187500,"sku":"5914200","price":1002.99,"currency_code":"GBP","in_stock":false},{"title":"5 MP HIS","offer_id":68045044220268,"sku":"5914510","price":1087.99,"currency_code":"GBP","in_stock":false},{"title":"9 MP 4K 1 inch","offer_id":68045044253036,"sku":"5914090","price":1399.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/5914912_M_1_v0517.b790aeb6_1920x1920_2ebaf506-44ae-4d2c-b5f8-c2703f326a08.avif?v=1793577299"},{"product_id":"bresser-science-tfm-301-40-1000x-trinocular-microscope","title":"Bresser Science TFM-301 40-1000x Trinocular Microscope","description":"\u003cp\u003eThe Science TFM-301 is the trinocular version of Bresser's TFM-201, with the same semi-plan optics, Köhler illumination and single-hand stage, plus a third tube on top with a C-mount thread, so a MikroCam or any other C-mount microscope camera screws straight on with no adapter. That makes it the one for a lab or teaching room that wants to show a slide on a screen while two people still use the eyepieces.\u003c\/p\u003e\n\u003cp\u003eThe objectives are 4x, 10x, 40x and 100x oil, all semi-plan, which means the image is flat and sharp over most of the field rather than falling off towards the edges as it does with standard achromats. The pair of WF10x eyepieces give a 20 mm field, eye spacing adjusts from 55 to 75 mm and each eyepiece has its own dioptre ring, so two users can set it for their own eyes.\u003c\/p\u003e\n\u003cp\u003eLighting is a dimmable LED built into the base, arranged for Köhler illumination. In practice that means a luminous-field diaphragm in the base and an Abbe condenser underneath the stage, numerical aperture 1.25 with an iris diaphragm, that moves vertically to focus the light and horizontally to centre it. The magnifications printed on the condenser tell you where to set the iris for each objective. The stage and focus are driven by coaxial knobs on the same side, so one hand steers the slide and sharpens it.\u003c\/p\u003e\n\u003cp\u003eImmersion oil, a dust cover, a mains adapter and the manual come with it. Our \u003ca href=\"\/blogs\/guides\/microscope-camera-guide\" title=\"Microscope cameras and phone adapters\"\u003emicroscope camera guide\u003c\/a\u003e explains C-mount cameras and what resolution suits a 1000x microscope. If you don't need the camera tube, the \u003ca href=\"\/products\/bresser-science-tfm-201-40-1000x-binocular-microscope\" title=\"Bresser Science TFM-201 40-1000x binocular microscope\"\u003eTFM-201\u003c\/a\u003e below it is otherwise the same, and the \u003ca href=\"\/collections\/laboratory\" title=\"Laboratory and professional microscopes\"\u003elaboratory microscopes\u003c\/a\u003e collection lists it alongside the TRM-301 and the Infinity.\u003c\/p\u003e","brand":"Bresser","offers":[{"title":"Default Title","offer_id":68045110870380,"sku":"5750900","price":799.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/5750900_M_1.1a6eceee_1920x1920_9bb4b6d5-b9b4-47e5-9f94-84dbc86f51c6.avif?v=1793577319"},{"product_id":"bresser-science-trm-301-40-1000x-trinocular-microscope","title":"Bresser Science TRM-301 40-1000x Trinocular Microscope","description":"\u003cp\u003eThe Science TRM-301 is a trinocular laboratory microscope with plan-achromatic objectives and halogen Köhler illumination, which Bresser lists for medicine, biology, agriculture and industry, and for the serious hobbyist who wants one microscope to keep. It covers 40x to 1000x through a 30-degree inclined binocular head with a photo tube on top.\u003c\/p\u003e\n\u003cp\u003ePlan-achromatic objectives are flat-field lenses: the whole image is in focus at once, where a standard achromat is sharp in the middle and soft at the rim. That matters for counting cells across a field and for photographs. The set is PL 4x, PL 10x, PL 40x and PL 100x oil, the 100x retractable so it gives way if it meets the slide. The eyepieces are a pair of WF10x in 23 mm tubes, with eye relief and dioptre adjustment.\u003c\/p\u003e\n\u003cp\u003eKöhler illumination sets the lamp, a field diaphragm and the condenser so the light across the specimen is even and free of glare, with the filament out of focus. Here it comes from a 12 V, 30 W halogen lamp with a continuous dimmer, a fixed field diaphragm and an adjustable Abbe condenser of numerical aperture 1.25 with an iris diaphragm. Bresser describes the result as bright, cool on the specimen and rich in contrast.\u003c\/p\u003e\n\u003cp\u003eThe mechanical stage moves lengthwise and across with a Vernier scale, and the coaxial focus knobs give 200 microns of travel per turn of the fine control, which is fine enough to step through a thick section. Immersion oil, a dust cover and a power cable are in the box; a C-mount camera for the photo tube takes the optional adapter, and our \u003ca href=\"\/blogs\/guides\/microscope-camera-guide\" title=\"Microscope cameras and phone adapters\"\u003emicroscope camera guide\u003c\/a\u003e explains the choice. The \u003ca href=\"\/products\/bresser-science-tfm-301-40-1000x-trinocular-microscope\" title=\"Bresser Science TFM-301 40-1000x trinocular microscope\"\u003eScience TFM-301\u003c\/a\u003e below it has semi-plan objectives and LED light, the aluminium body weighs 8.8 kg with its accessories, and it sits in our \u003ca href=\"\/collections\/laboratory\" title=\"Laboratory and professional microscopes\"\u003elaboratory microscopes\u003c\/a\u003e collection with the Infinity above it.\u003c\/p\u003e","brand":"Bresser","offers":[{"title":"Default Title","offer_id":68045116637548,"sku":"5760100","price":945.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/5760100_M_1.d6dcd703_1920x1920_bffc9e5a-b5e8-4e2a-acfb-aae2ca35018c.avif?v=1793577321"},{"product_id":"bresser-science-etd-201-8-50x-trinocular-zoom-stereo-microscope","title":"Bresser Science ETD-201 8-50x Trinocular Zoom Stereo Microscope","description":"\u003cp\u003eThe Science ETD-201 is a trinocular zoom stereo microscope with 105 mm of working distance, for assembly and inspection in electronics and precision mechanics, for dissection in a biology or forensic lab, and for schools that want a stereo microscope students can't outgrow. A stereo microscope shows the object in 3D, the right way up, so hands and tools under the lens behave as expected.\u003c\/p\u003e\n\u003cp\u003eThe 0.8x to 5x zoom objective, a ratio of 6.25, with the WF10x eyepieces gives a continuous 8x to 50x. The eyepieces are in 30 mm tubes and can be swapped for other powers; eye relief is 21 mm, so glasses can stay on, eye spacing runs from 55 to 75 mm, and each eyepiece has dioptre adjustment. The head turns through 360 degrees, with the eyepiece tubes inclined at 45 degrees and a separate camera tube on top for a C-mount camera or a MikroCam.\u003c\/p\u003e\n\u003cp\u003eLEDs light the object from above and below, together or separately, with a dimmer, and the top light's angle adjusts and locks, so a solder joint can be lit from the side to show its profile. The base is extra wide with a tall column, so objects up to 100 mm high fit under the lens, and the 105 mm working distance leaves room for a soldering iron or forceps. Focus is a coarse knob; there's no fine focus on this model, and no mechanical stage.\u003c\/p\u003e\n\u003cp\u003eThe box contains the zoom head, the stand, two WF10x eyepieces, a glass plate, a black and white plastic plate, a dust cover and the manual. Our \u003ca href=\"\/blogs\/guides\/which-microscope-do-i-need\" title=\"Which microscope do I need?\"\u003eguide to microscope types\u003c\/a\u003e explains when a stereo microscope is the right choice over a compound one. The \u003ca href=\"\/products\/bresser-advance-icd-10-160x-zoom-stereo-microscope\" title=\"Bresser Advance ICD 10-160x zoom stereo microscope\"\u003eAdvance ICD\u003c\/a\u003e below it zooms 1x to 4x with a shorter working distance, the ETD-301 above it adds fine focus and a 7x to 63x range, and our \u003ca href=\"\/collections\/stereo-microscopes\" title=\"Stereo microscopes\"\u003estereo microscopes\u003c\/a\u003e are grouped together.\u003c\/p\u003e","brand":"Bresser","offers":[{"title":"Default Title","offer_id":68051246449004,"sku":"5806200","price":756.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/5806200_M_3_2_v0419.6806e9dd_1920x1920_76b5b023-f332-42f8-96f4-a43dae90c1ba.avif?v=1793657676"},{"product_id":"levenhuk-med-d10t-digital-trinocular-microscope","title":"Levenhuk MED D10T 40-1000x Digital Trinocular Microscope","description":"\u003cp\u003eThe MED D10T is the MED 10T trinocular microscope with Levenhuk's 5.1 MP camera already in the vertical tube, along with the cable and the LevenhukLite software. It's for a teacher who wants a slide on the classroom screen while a student uses the eyepieces, or a lab that needs measured images. At 1000x with the oil objective it shows bacteria and cell structure, which is the work Levenhuk lists the MED 10 for. Levenhuk rates it for experienced users and professionals and marks assembly as complicated.\u003c\/p\u003e\n\u003cp\u003eThe camera has a 1\/2.5-inch sensor with 2.2 micrometre pixels and connects by USB 2.0, which also powers it. Frame rates are 7 per second at the full 2592 by 1944 pixels, 27 at 1280 by 960 and 90 at 640 by 480. The software runs on Windows 8, 10 and 11, Mac OS X and Linux, sets brightness, image size and shutter time, calibrates against each objective and measures specimens in several units, saving stills as JPG, BMP, PNG or TIF and video as WMV, AVI or H.264. Our \u003ca href=\"\/blogs\/guides\/microscope-camera-guide\" title=\"Microscope cameras and phone adapters\"\u003ecamera guide\u003c\/a\u003e explains what to expect from a 5 MP sensor.\u003c\/p\u003e\n\u003cp\u003eThe microscope beneath is unchanged: achromatic objectives of 4x, 10x, 40x and 100x oil immersion, with the two highest spring-loaded; a pair of WF10x\/18 mm eyepieces; and an anti-fungal coating on every lens. The head sits at 30 degrees, rotates fully and adjusts from 48 to 75 mm with 5 dioptres each way. The 125 by 130 mm mechanical stage travels 70 by 50 mm, the Abbe condenser of N.A. 1.25 has an iris diaphragm and filter holder, and the 5 W LED dims and runs from 100 to 240 V. Fine focus reads to 0.002 mm.\u003c\/p\u003e\n\u003cp\u003eIn the box are the stand, the trinocular head, objectives, eyepieces, condenser, blue, green and yellow filters, immersion oil, two fuses, power cord, dust cover, the camera, its adapter, the USB cable and a software CD. The \u003ca href=\"\/products\/levenhuk-med-10-40-1000x-microscope\" title=\"Levenhuk MED 10 40-1000x microscope\"\u003eMED 10T\u003c\/a\u003e is the same instrument without the camera, and the rest of our \u003ca href=\"\/collections\/laboratory\" title=\"Laboratory and professional microscopes\"\u003elaboratory range\u003c\/a\u003e sits alongside.\u003c\/p\u003e","brand":"Levenhuk","offers":[{"title":"Default Title","offer_id":68051254444396,"sku":"73986","price":810.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/5966\/2956\/files\/73986_levenhuk-digital-trinocular-microscope-med-10t_00.jpg?v=1793658042"}],"url":"https:\/\/scopeandfield.com\/collections\/microscopes-500-1000.oembed","provider":"Scope \u0026 Field","version":"1.0","type":"link"}