Askar
Askar FRA300 Pro (60mm f/5 Quintuplet Petzval Astrograph)
Askar FRA300 Pro (60mm f/5 Quintuplet Petzval Astrograph)
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FRA300 Pro--the smallest 60mm F/5 Petzval astrograph with the fastest native focal ratio in the FRA series so far,it's focal length is 300mm.
The star is sharp and delicate. At the center of its field of view, the RMS radius can reach 2um. Even a serious user can also be satisfied when it comes to the shape of stars.
Specifications
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FRA300PRO |
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Aperture |
60mm |
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Focal length |
300mm |
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Focal ratio |
f/5 |
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Objective type |
Quintuplet fully air-spaced Petzval APO (including one ED glass) |
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Image circle |
44mm full-frame |
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Maximum accessory connection (with the focuser fully retreated)： |
1. Imaging mode: |
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Total length： |
303mm |
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Net weight： |
2.26kg |
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Gross weight： |
3.12kg |
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Rear-end thread ： |
M48*0.75 male thread |
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Standard package items： |
a tube ring, a handle, an Askar 300mm Vixen dovetail plate, a M42*0.75 adapters, a warranty，a manual |
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We list only in-stock items on our website that can be shipped right away. Sold out products are out of stock, so you can't place an order.
Selected products are available for Preorder, with a guaranteed delivery within 30 days or your money back.
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We process and ship all orders within two business days. Shipping time is determined by the speed of the shipping partner.
Is there a guarantee on your products?
Yes. On top of the manufacturer's warranty, we also offer a Replacement Guarantee on all online orders. In the event that the product is defective or damaged during shipping, you will receive a replacement.
Can I cancel my order?
We'll refund you 100% if you cancel before dispatch. Cancellations after dispatch are complicated. Take a look at the our Policy here
What's your return policy?
We have strict return/refund policies as a company that deals with fragile products. Casual returns are not permitted. Items that are not damaged in transit or defective cannot be returned.So please take a moment to review our Refund Policy.
Could I order something that's out of stock or not listed?
If you are interested in ordering an out-of-stock item, click the "notify me" button. You will be notified when the item is back in stock.
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