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Upright binocular compound microscope with UIS2 optics, Plan Achromat objectives, and Köhler illumination.
The Olympus CX31RBSF is an upright, binocular compound biological microscope designed for educational and routine clinical use. It features the UIS 2 optical system for bright, high-contrast images and utilizes Plan Achromat (PLCN) objectives for superior sharpness. Optical components include wide-field binocular eyepieces (FN=20) with 30° inclination and interpupillary adjustment (48–75 mm), and typical objectives of 4×, 10×, 40×, plus optional 100× oil immersion.
Additionally, optics contain an anti-fungal treatment for humid environments. The CX31RBSF typically has a fixed binocular tube arrangement.
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We're an independent team based in The Netherlands, working with research labs and procurement teams across Europe and worldwide.
With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.
Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.
Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.
Two to six weeks, depending on refurbishment scope and whether calibration is included.
We ship to 38 countries. Crating and customs handling are quoted with the instrument.
Tell us what you need and a scientist finds it for you, usually within the hour.
Last updated 19 October 2026
The middle half of the 4,246 with a price runs from €201 to €1,066.
