Artificial Star Generator for Telescopes to perfect collimation Camera Adapter Excellent quality and highly effective

Excellent quality and highly effective fully standalone dew heater band with independent variable heat control adjustment

9mm Width 43

ASI290 mini can improve about 30% guide precision than 120mm

4mm Field Stop Diameter 38

Lens Coatings: Fully Multi-Coated

Artificial Star Generator for Telescopes to perfect collimation Camera Adapter Excellent quality and highly effectiveArtificial Star Generator for Telescopes to perfect collimation Perfect the collimation of your instrument at any time, during the day without wasting precious time at night. This artificial star generator creates a pinpoint sized source of light that replicates a star for optical purposes. This then lets you fine tune the collimation of your instrument in preparation for your next observation or imaging session. This is also a great way to test and