Autocollimation Front Attachment ZQJ-25
The ZQJ-25 autocollimating auxiliary telescope has a dual-reticle eyepiece for aiming and measurement during optical-instrument assembly and alignment. It measures prism angle differences, flat-mirror parallelism errors, and angular errors between prisms or flat mirrors and mounting reference surfaces.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Objective Focal Length | 500mm |
| Magnification | 25ˣ |
| Exit-pupil diameter | Φ2.1 mm |
| Eye Relief | 17 mm |
| Field of View | ≥1 °56 ′ |
| Objective Resolution | 2.8″ |
| Eyepiece Adjustment Range | ±5 SD |
| Aperture | Φ 50 mm |
| Reticle Graduation Value | 20″ |
Datasheet
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