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A high-performance sextuplet, air-spaced Petzval astrograph featuring SD glass elements.
Specifications
| Parameters | ||
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Aperture size |
60mm |
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Focal length |
276mm |
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Focal ratio |
f/4.6 |
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|
Objective lens |
Sextuplet petzval APO (includes 2 pieces of SD glass ) |
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Total length |
283mm |
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Format specifications |
Full frame(44mm) |
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OTA weight |
2.79kg |
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Gross weight（including tube ring and dovetail plate） |
3.54kg |
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Rear-end thread type |
M48 adapter (with M48×0.75 filter thread) |
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Rear-end connection distance |
Support 41-66mm range (Recommended connection length is 55mm) |
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Standard package items |
a SQA60pro OTA, an Oxford cloth case |
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