Celestron・NATURE DX 8X42 BINOCULARS・星特朗/雙筒望遠鏡
Celestron・NATURE DX 8X42 BINOCULARS・星特朗/雙筒望遠鏡
Item Numnber:
71332
- Product Details
Celestron・NATURE DX 8X42 BINOCULARS・星特朗/雙筒望遠鏡
| Magnification: | 8x |
| Objective Lens Diameter: | 42mm (1.65″) |
| Angular Field of View: | 7.4° |
| Linear Field of View (@1000 yds) / @1000 m): | 388 ft (129 m) |
| Exit Pupil: | 5.25mm (.20″) |
| Eye Relief: | 17.5mm (.69″) |
| Close Focus: | 6.5 ft (2 m) |
| Interpupillary Distance (max): | 74mm (2.91″) |
| Interpupillary Distance (min): | 56mm (2.20″) |
| Diopter Adjustment Range: | ±3 |
| Twilight Factor: | 18.33 |
| Relative Brightness: | 27.56 |
| Limiting Stellar Magnitude: | Ideal: 10.62 Moderate: 9.62 Poor: 8.62 |
| Lens Coatings: | Fully Multi-Coated |
| Prism Glass (Type): | Bak-4 |
| Prism Coatings: | Phase Coated |
| Weight: | 22.2 oz (629 g) |
| Environmental Protection: | Waterproof |
| Nitrogen Filled: | Yes |
| Tripod Adaptable: | Yes |
| Carrying Case: | Padded nylon canvas |
| Dimensions: | 135mm x 126mm x 52mm (5.3″ x 4.9″ x 2″) |
| Included Items: | Neck strap Objective lens caps Rainguard Carrying case Lens cloth Instruction manual |
| Solar Warning |
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