| Focal Length | 170 mm |
| Effective Aperture | Φ 22 mm |
| Field of View | 3° 22inch |
| Focal Length of Telescope’s Eyepiece | 24.3 mm |
| Maximum Length Between Collimator and Telescope | 120 mm |
| Slit Width | 0.02 to 2 mm |
| Diopter Compensation Range | ≥ ± 5 diopters |
| Diameter | Φ178 mm |
| Circle Graduation | 0° to 360° |
| Division | 0.5° |
| Vernier Reading Value | 1inch |
| Diameter | Φ70 mm |
| Rotating Range | 360° |
| Range of Vertical Adjustment | 20 mm |
| Prism Angle | 60° ± 5inch |
| Transformer | 6.3 Ⅴ/220 Ⅴ (3 ⅤA) |
| Planar Holographic Grating | 300/ mm |
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