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Lunette APO Quintuplet FRA400 Askar (F/5.6) - Askar

Name: Lunette APO Quintuplet FRA400 Askar (F/5.6) - Askar
Brand: Askar
SKU: askar-fra400
Price: 1471.00 EUR
Availability: PreOrder

Lunette APO Quintuplet FRA400 Askar (F/5.6) - Askar

SKU: askar-fra400

Disponible sous 7 jours

€1.471,00 EUR

In vendita Épuisé

Coût expédition: ~

Taxes incluses. Shipping costs calculated at checkout.

Since their creation, the Askar astrographs from the FRA range (with short focal ratio) have been very well received by astrophotographers around the world. The FRA400 model is a compact Petzval-type astrograph with a diameter of 72mm and an aperture of f/5.6. Stars are sharp and fine, at the center of the field of view as well as on the edges even with a large sensor.

Features
Advantages
Compatibility
Items included

Objective: Quintuplet Petzval APO (air-spaced) - 2 ED elements included
Diameter: 72mm
Focal length: 400mm (f/5.6)
Image circle: 44mm
Maximum backfocus: 140mm from M68x1 output
Length: 317mm
Width: Optical tube 90mm (100mm at the dew shield)
Height: 151mm (from the handle to the dovetail)
Weight of the optical tube: 2560g
Weight with rings and dovetail: 2880g
Output: M68x1 thread and 50.8/31.75mm output

Compact and lightweight, ideal for mobile astrophotographers
Exceptional image quality with sharp and fine stars
Compatibility with full-frame sensors due to a 44mm image circle
Advanced optical design with 2 ED elements and multi-layer coating for a clear image
Robust eyepiece holder with fine adjustment for precise focusing