Key facts
- Manuals
- 2
- Languages
- ZH
- Last added
- 2026-09-29
Featured Askar manuals
ASKAR 80PHQ Refractor Telescope User Manual
This manual introduces the ASKAR 80PHQ, a compact medium‑focal‑ratio refractor telescope with an 80 mm aperture, 600 mm focal length and f/7.5 focal ratio. It describes the optical design, mechanical dimensions, and the included accessories such as tube rings, a Vixen dovetail plate and a four‑piece adapter set.
The guide also covers safe operation (including a warning against direct solar observation), detailed accessory connection limits, and step‑by‑step instructions for assembling, focusing, and attaching cameras or filters. Technical data and part diagrams are provided for reference. This manual is written in Chinese.
Covers: Product Overview · Optical Design · Specifications · Safety Warning · Accessory Connections · Package Contents
ASKAR FRA600/5.6 Astrograph User Manual
This manual introduces the ASKAR FRA600/5.6 astrograph, a 108 mm aperture, f/5.6 refractor designed for astrophotography and visual observation. It includes safety warnings, especially the prohibition of direct solar observation without a proper solar filter.
The guide details the telescope’s optical layout, focuser features, adapter threads, packaging contents, and key dimensions such as a 493 mm overall length and a 66 mm image circle. Technical specifications and connection diagrams are provided to help users set up and operate the instrument safely and efficiently. This manual is written in Chinese.
Covers: Safety Warning · Connection Diagram · Specifications · Packaging Contents · Adapter Information · Focuser Details
Latest Askar manuals
ASKAR 80PHQ Refractor Telescope User Manual
User Manual 1 pages · 3.5 MB · ZHThe ASKAR 80PHQ refractor telescope user manual provides specifications, setup steps, safety warnings, and accessory connection details.
ASKAR FRA600/5.6 Astrograph User Manual
User Manual 1 pages · 4.1 MB · ZHThe ASKAR FRA600/5.6 astrograph user manual provides specifications, safety warnings, setup instructions, and connection diagrams for this 108 mm aperture…
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in Askar manuals
Can I observe the Sun directly with the ASKAR 80PHQ?
No. The manual warns not to look at the Sun directly with the telescope because it can cause instant blindness; a dedicated solar filter must be used.
What is the maximum accessory connection length when the focuser is fully retreated?
The maximum back‑focus distance is 115 mm for the M48×0.75 thread, 135 mm for M54×0.75, 155 mm for M68×1, and 168.5 mm for M76×1.
Can I observe the sun directly with the FRA600?
No, you must not look at the sun through the telescope; a dedicated solar filter is required.
What is the aperture of the FRA600?
The telescope has a 108 mm aperture.