ASKAR SQA130 f/4.8 APO QUINTUPLET CQ350 USB-B cable to USB-C to

USB-B cable to USB-C to connect ALTO to GIOTTO via passthrough plug (length 65 cm)

S52 dovetail BA2459119 - for all Baader Wide T-rings with S52 dovetail

The RASA 11" provides a flat field free of optical aberrations across a 43

The ZWO 7nm Oxygen-III narrowband filter enhances the contrast of emission and planetary nebulae

ASKAR SQA130 f/4.8 APO QUINTUPLET CQ350 USB-B cable to USB-C toThe Askar SQA130 is an apochromatic quintuplet flat field astrograph that offers high performance thanks to its air spaced SD lens design. With a 55mm image circle, a central star point RMS radius of less than 2 m, and a full field illumination of over 95% at 44 mm image circle, it ensures superb image quality. MTF data reveals excellent performance, with a super fine star point of less than 2. 4 m at 55 mm. Thanks to its Petzval design, you don't