Refractor Manuals & User Guides

Askar 131F Flat Field Refractor Instruction Manual

June 13, 2026

Askar 131F Flat Field Refractor Over view Package content Askar 131F Flat-Field Refractor OTA Tube Rings Handle 11.8" Dovetail Plate Set of Photographic Adapters Description Large refractor aperture and photo-ready optics come together in this offering! Pushing Askar's F-Series even…

Brand: Askar

Askar SQA55 Quintuplet Refractor User Manual

April 13, 2025

Askar SQA55 Quintuplet Refractor Maintenance Keep the lens tube clean and free of dust or debris to maintain image quality. Store the lens in a protective case when not in use to prevent damage. Instructions for use The SQA55 is…

Brand: Askar

COSMODIO INSTRUMENTS Wavefolder and Tremolo Sonic Refractor User Manual

February 5, 2025

COSMODIO INSTRUMENTS Wavefolder and Tremolo Sonic Refractor INTRODUCTION Deep within the ocean’s abyss lie oddities far too strange and beautiful to be imagined. Bioluminescent life blooms, thermal vents radiate, and gelatinous creatures crawl amidst the crushing darkness. It is an…

Brand: COSMODIO INSTRUMENTS

APERTURA 75Q-LTD Quintuplet Refractor User Manual

January 20, 2024

75Q Quintuplet Refractor User’s Manual 75Q-LTD Quintuplet Refractor By Matthew M Paul & Edward Bevan 2023 WARNING: Never look directly at the Sun with the naked eye or with this optic. Permanent irreversible eye damage can result. Overview The Apertura…

Brand: APERTURA

ASTROMASTER 21061 Celestron Refractor User Guide

November 21, 2023

ASTROMASTER 21061 Celestron Refractor Product Information Specifications Item Number: 21061/21063 Model: AstroMaster 70/90AZ Included Accessories: Optical tube StarPointer finderscope Pre-assembled tripod with a center leg brace and altazimuth mount attached Two eyepieces Erect image diagonal Accessory tray Lens cloth Battery…

Brand: ASTROMASTER

Askar FRA300 Pro F-5 APO Refractor User Manual

August 13, 2023

Askar FRA300 Pro F-5 APO Refractor Product Information The Askar FRA300 Pro is a short focal ratio astrograph designed for astronomical amateurs. It is the smallest 60mm F/5 Petzval astrograph in the FRA series, with a focal length of 300mm.…

Brand: Askar

Sky-Watcher ESPRIT 120 ED Super APO Triplet Super Apo Refractor Instruction Manual

May 11, 2023

INSTRUCTION MANUAL ESPRIT 120 ED Super APOSL301113 Introduction The spirit of perfection, by Sky-Watcher Designed with the discerning astronomer in mind, Sky-Watcher top-of-the-line Esprit refractors deliver the kind of imaging performance one would expect from telescopes costing much more. With…

Brand: Sky-Watcher

First Light Optics SL131119 ESPRIT 150 ED Super APO Refractor Instruction Manual

April 20, 2023

First Light Optics SL131119 ESPRIT 150 ED Super APO Refractor Instruction Manual Introduction The spirit of perfection, by Sky-Watcher  Designed with the discerning astronomer in mind, Sky-Watcher top-of-the-line Esprit refractors deliver the kind of imaging performance one would expect from…

Brand: FIRST LIGHT OPTICS

Askar FRA300 pro F/5 APO Refractor User Manual

March 23, 2023

FRA300 pro F/5 APO Refractor User Manual WARNING!! DO NOT LOOK AT SUN THROUGH TELESCOPE. IT WILL CAUSE IRREVERSIBLE DAMAGE TO YOUR EYE. www.askarlems.com Instructions for use Since their inception, Askar FRA series short focal ratio astrograph have been very…

Brand: Askar

BRESSER SKYLUX 60/700 AZ Refractor Telescope with Azimuthal Mount Instruction Manual

February 7, 2023

SKYLUX 60/700 AZ Refractor telescope with azimuthal mount Art. No. 9618761000000 INSTRUCTION MANUAL SKYLUX 60/700 AZ Refractor Telescope with Azimuthal Mount IMPRINT Bresser GmbH Gutenbergstr. 2 46414 Rhede Germany www.bresser.de For warranty claims or service inquiries, please refer to the…

Brand: BRESSER