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The Askar SQA70 welcomes a Pro upgrade, featuring a high-quality sextuplet air-spaced Petzval design with SD glass. With optimized optical performance and thoughtful ergonomics, it offers a more precise imaging choice for users with diverse needs.
Specifications
| Parameters | ||
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Aperture size |
70mm |
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Focal length |
322mm |
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Focal ratio |
f/4.6 |
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Objective lens |
Sextuplet petzval APO ( One piece of SD glass, one piece of ED glass ) |
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Total length |
331mm |
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Format specifications |
Full frame(44mm) |
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OTA weight |
3kg |
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Gross weight（including tube ring and dovetail plate） |
3.8kg |
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Rear-end thread type |
M42 / M48 (with M48×0.75 filter thread) / M54 adapters |
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Rear-end connection distance |
Support 36-68mm range (Recommended connection length is 55mm) |
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Standard package items |
a SQA70pro OTA, an Oxford cloth case |
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