TESTAR 50mm GUIDE SCOPE ZWO Lens A great alternative use of

A great alternative use of your camera lenses for wide field astrophotography

Clip-in filter installation instructions

The ZWO ASI 294MC contains the Sony IMX294CJK CMOS colour sensor that offers 14bit

1500mm - 95kg Required hole depth in cement 125 mm Required cement thickness 150 mm minimum

The iOptron GEM45 is an innovative next-generation German equatorial mount

TESTAR 50mm GUIDE SCOPE ZWO Lens A great alternative use ofThe Testar 50mm Guide Scope has a focal length of 190mm and a focal ratio of f 3. 8. The objective is a fully multi coated achromatic doublet for a greater optical precision. The border of the lenses are blackened to deliver a higher contrast. The 69mm support rings have 3 screws with a nylon tip for a perfect alignment with the main telescope. Having the guide scope aligned to the main telescope increases the guiding accuracy and it reduces the field