Optical Accessories

The 0.6x reducer can bring the Askar 103APO's focal ratio down to F4 while also providing field flattening. Askar 103APO adopts a detachable tube ...

Askar 0.76x Reducer for 80PHQ

The backfocus is the standard 55mm. It comes with three thread adapters of M68, M54, M48 , so it is convenient for connection. Askar’s new-lau...

The 0.8x reducer can bring Askar 103APO's focal ratio down to F5.4. This is a standard reducer with field flattening capabilities as well. A short...

The 1x flattener does not change the telescope's focal ratio itself. After connecting with the Askar 103APO, it still maintained a focal length of ...

The Askar new FRA400 F3.9 full-frame reducer reduces the telescope’s effective focal ratio by a factor of 0.7x, thus an original f/5.6 becomes an f...

The Askar 3 inch F3.9 full frame reducer features 4 elements optical design specifically for the FRA600, offers a 0.7X reduction in focal ratio, wh...

After the 2" 6nm duo-narrowband filter (Hα+OIII), Askar ColourMagic Specially launches the SII+OIII 2" 6nm duo-narrowband filter, which is further ...

Askar newly launched ColourMagic Super D 2" Duo-narrowband filter, is a professional astrophotography tool specifically designed for deep-sky imag...

Askar newly launched ColourMagic Super D 2" Duo-narrowband filter, is a professional astrophotography tool specifically designed for deep-sky imag...

ColourMagic C 2" Duo-band filter is a professional astrophotography tool specifically designed for deep-sky imaging. The ColourMagic C1 duo-band f...

Colour Magic C 2" Duo-band filter is a professional astrophotography tool specifically designed for deep-sky imaging. The Colour Magic C2 duo-band ...

Askar MCP90 (Multi-Connection Plate 90) is a professional design especially for FRA400/5.6 astrograph. But it also works well with other various ha...