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Small APO refractor telescope comparisons
Sunday, February 23, 2025 by Richard Harris
The telescope market is brimming with small apochromatic (APO) refractors, offering an exciting yet sometimes overwhelming array of choices for visual astronomers and astrophotographers alike. With so many high-quality options available, it can be challenging to determine which one truly stands out....
Askar SQA85 review
Thursday, February 6, 2025 by Richard Harris
We recently explored the Askar SQA85 telescope. This instrument has an 85mm aperture and a 408mm focal length, resulting in an f/4.8 focal ratio. Its design includes five lens elements, two of which are made from super low dispersion glass. This configuration aims to reduce chromatic aberration, pro...
SQA85 super quintuplet astrograph released by Askar
Monday, October 14, 2024 by Richard Harris
The new SQA85 by Askar is an 85mm aperture quintuplet Petzval astrograph designed for users who demand exceptional clarity, ease of use, and versatility. Featuring high-end SD glass and a fully integrated Petzval optical system, the SQA85 offers an unrivaled level of precision for full-fra...
Askar SQA55 Quintuplet Astrograph
Tuesday, July 23, 2024 by Richard Harris
The SQA55 is a high-performance OTA with a 55mm aperture, a 264mm focal length, and a native focal ratio of F4.8. Designed as a quintuplet air-spaced SD glass Petzval astrograph, it excels in both astrophotography and everyday photography. Askar's SQA55 offers remarkable star point performanc...