Description
Grades 9–12. The OPTIKA® B-69 Educational Microscope features a binocular head, achromatic lenses (1,000x), FN18 eyepieces, finite optical system, coaxial focusing, StagErase™ mechanical stage, Abbe condenser, and 1-W LED illumination. Slim and easy to carry, it is equipped with arm/wrist rest support to reduce fatigue during operation and long-lasting LED illumination to provide over 20 years of use.
Product Features
- Binocular head is 30° inclined; 360° rotating; dioptric adjustment, left eyepiece
- WF10x/18-mm eyepieces; secured by screw
- Revolving reversed nosepiece has quadruple ball bearings
- Achromatic objectives 4x/0.10 WD (10.6 mm), 10x/0.25 WD (7.0 mm), 40x/0.65 WD (0.5 mm), and oil-immersion 100x/1.25 WD (0.13 mm); all have anti-fungus treatment
- StagErase™ mechanical stage is erasable; 125 x 125 mm (62 x 24 mm); X-Y movement range; Vernier® scale on the 2 axes; accuracy, 0.1 mm
- Coaxial coarse- and fine-focusing mechanism with limit stop to prevent contact between objective and specimen
- N.A. 1.25 Abbe condenser with iris diaphragm; pre-centered; focusable
- 1-W LED illumination with brightness control; color temperature, 6,300 K
- External power supply, multi-plug (EU, UK, US); 100- to 240-V AC/5-V DC
- Accepts AAA NiMH rechargeable batteries for cordless option (batteries not included)