| Flat field eyepiece | Wide field flat field eyepiece: WF10X/18 pair, WF16X/11 |
| Objective for eliminating color difference | 4X/0.10, 10X/0.25, 40X/0.65 (spring), 100X/1.25 (oil, spring) |
| Total magnification | 40X-1600X |
| observation head | Hinged binocular tube, 30 ° tilt, 360 ° swirl/spin The pupil spacing can be adjusted by 55-75mm |
| Stage: | Diameter? 135mm, 360 ° rotating loading circle table, scale value 1 °, vernier value 6 ′; |
| Mechanical barrel length: | 160mm |
| pupil distance | 55-75mm |
| Collector: | 0 ° -90 ° rotating polarizer, which can be removed from the optical path; |
| Specimen polarizer: | Optical path compensator: λ test plate (first-class red), 1/4 λ test plate, polarizing device located on the light collecting mirror, 360 ° rotatable; |
| Lighting: | Built-in dimming 6V/20 halogen lamp. |
Warranty days: 365 days
All the equipment purchased in Shanghai Optical Instrument Factory No. 6 in the north and south tides, the original factory promises to be free of charge during the warranty period. Accessories and improper use are excluded.