telephoto lens for astrophotography

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$Picture of Askar 230 mm f/4.6 APO Telephoto Lens - Traveler´s Refractor - Guide Scope and Spotting Scope$

Askar 230 mm f/4.6 APO Telephoto Lens - Traveler´s Refractor - Guide Scope and Spotting Scope

With the FMA230, Askar has created a powerful triplet APO refractor with unique visual and photographic application possibilities

In just a few steps, the APO telephoto lens becomes a compact astronomical telescope, a guiding tube or a powerful spotting scope for landscape observation.
Aperture 50 mm
Triplet ED lens with two APO elements for a color-pure image
Photographic focal length 230 mm (with 4-element corrector) - focal ratio f/4.6
Focal length for observation 275 mm
The photographic field of view is designed up to full format
Precise helical focuser on the lens for accurate focusing - with lock
Weight 1045 grams
Practical M48 mount with 55 mm working distance (as telephoto lens)
Suitable for 1.25" and 2" accessories for visual observation
Vixen / EQ5 style multifunction plate
Very well suited for mobile astrophotography with photo trackers like the Skywatcher Adventurer
Also suitable as a powerful guiding telescope
With a few simple steps the FMA230 becomes a compact spotting scope for observing with 1.25" or 2" accessories

899.00 €

Estimated delivery time : 1-4 days