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FREE SHIPPING FOR ORDERS OVER 500$* Some exceptions may apply
FREE SHIPPING FOR ORDERS OVER 500$* Some exceptions may apply
Askar FRA400 72mm f5.6 Quintuplet APO (FRA400) - Astronomy Plus

Askar FRA400 72mm F/5.6 Quintuplet APO (FRA400)

by Askar
SKU ASK-FRA400
$0
$1,739.00 - $1,739.00
$1,739.00
$1,739.00 - $1,739.00
$1,739.00
or 4 payments of $434.75 with
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Description

Askar FRA400 72mm F/5.6 Quintuplet APO

Welcome to use brand new ASKAR FRA series! The FRA, which stands for “FLATFIELD REFRACTIVE ASTRAGRAPH”, is a refractive astrograph designed for built-in flat field correction. FRA also used in visual observation, this series creates versatile high-quality flat frame images for astrophotography, is the few great telescope of versatile optical tube.


It’s excellent in controlling and possibly avoiding chromatic aberrations, the image quality is also optimized to satisfy the customers of requirement.

It’s worth mentioning that FRA 400/5.6 has a pair of multifunctional attachment tube rings owns the patent, it’s not all style and no substance though, the FRA shows well-conceived design and has a practical three-sided mounting platform, which is convenient for attaching various accessories for photography.


ASKAR FRA 400/5.6 APO Astrograph has a back focus of 140mm, no need to calculate the distance, when attach your photographic equipment, you will see an in-focus image.

Being stocky and portable, ASKAR FRA400/5.6 can combine with various accessories, also simple to use, is an effective and very versatile photo / visual companion.


A focal ratio of F5.6 is relatively ‘fast’ for telescope or astrophotography, however, in order to meet the needs of pro-level astronomers, we specially designed a special ultra-short focal reducer FRA72RD, combine use with FRA400/5.6, you can achieve a optically faster F3.9 focal ratio to reduce the exposure time, full frame is also supported, which is very rare type of refractor telescopes.

FRA400/5.6 is designed to “astrograph should meet satisfactory observation experience to enjoy capturing extended deep-sky objects, offering simpler configuration and better optical performance”. It would provide a significantly better user experience.

Technical Specifications

In the Box

Warranty & Manuals

Customer Reviews

Based on 1 review
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Y.B.
Excellent fast apo scope

All good reviews that has been left for that scope are confirmed. Well built and sturdy, excellent and almost aberration free optics.
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