Dioptometers are most often used to calibrate or measure the diopter adjustment of eyepieces found on telescopes, binoculars, |
Dioptometer Specifications:
| P/N | 233 202 | 233 212 | 233 222 | 233 234 |
|---|---|---|---|---|
| Description | 6x ± 1.5 dpt. | 3.5x and 6/-3 dpt. | 3.5x and 0.2/-5.8 dpt. | 2.7x ± 5 dpt. |
| Interval (dpt) | 0.25 | 0.2 | 0.2 | 0.1 |
| Image Angle at Infinity (degrees) | 6 | 11 | 11 | 13 |
| Focal Length - Objective (mm) | 90 | 50 | 50 | 40 |
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