配件
E2Z-C Zoom eyepieces (celestial)  |   產品介紹配件 |
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E2Z-C Zoom eyepieces (celestial)
2X Zoom Eyepiece for celestrial viewing
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Optical Spec.
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| Eyepiece Diameter | 16m |
| Eyepiece Focal Length | 8.88-18.05mm |
| Eyepiece Optics design | 5 elements in 4 Group |
| Eye Relief | 17mm |
| Lens Coating | 400~700nm Single coating |
| Mechanism Specification | |
| Main Body materials | Alum. Alloy body |
| Dimension of product | 74.1*42*42mm |
| Barrel Size | 1.25" |
| Eye Cup Type | aluminum cup |
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