Askar 71F Quadruplet Flat-Field APO Refractor - 71F Clearance - Check Inventory at Manufacturer When Sold Through or a soft and even

or a soft and even movement will be allowed

17 arcsecond Transmission: Synchronous Belt Power Req: 12 Volt DC

To use Hestia with your Smartphone you will need an app

it weighs only 303g

Askar 71F Quadruplet Flat-Field APO Refractor - 71F Clearance - Check Inventory at Manufacturer When Sold Through or a soft and evenAskar 71F Flat Field Quad Refractor Highlights 71mm aperture 490mm focal length Quadruplet APO design 1 piece ED glass Supporting full frame No need for flattener No need to calculate the back focus Retractable lens hood 360 rotator 2 Finder bases 2. 4" R&P focuser 1: 10 fine adjustment 1. 25" visual adapter 230mm Vixen dovetail plate 4 piece photographic adapters The Askar 71F adopts a quadruplet air spaced APO lens design, including one piece of ED