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Askar F/3.9 reducer for FRA600 astrograph

€499.00
Availability: In stock
SKU:
ASK-FRA60056-RED

Askar F/3.9 reducer for the FRA600 F/5.6 astrograph.

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Askar F/3.9 reducer for the FRA600 F/5.6 astrograph

The Askar 3" F/3.9 full-frame reducer features 4 elements optical design specifically for the FRA600, offers a 0.7x reduction in focal ratio. When used with the FRA600 astrograph, this reducer effectively shortens the exposure time, its focal length is reduced to 420MM, dramatically increases your field of view and bringing more convenience and possibilities for your visual use or astrophotography. The backfocus is the standard 55MM. It also has a built-in M48x0.75 (2") filter thread that allows you to screw on filters conveniently.


More Information
Product Status New
Package width 13 cm
Package height 13 cm
Package depth 12 cm
No. of parcels 1
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