ZWO 1.25" LRGB Imaging Filter Set for CMOS Cameras - LRGB1.25NEW 82 mm Spotting Scopes Secondary Mirror Diameter: 64mm

Secondary Mirror Diameter:  64mm

The circumference is 62" and the height is 53"

If you are using the SharpStar 140PH APO Refractor telescope for visual observations and are now ready to embark upon astro-imaging work

this telescope is a highly cost-effective choice whose advantage of multi-function caters for all level amateurs

1 mm Focal Length

ZWO 1.25" LRGB Imaging Filter Set for CMOS Cameras - LRGB1.25NEW 82 mm Spotting Scopes Secondary Mirror Diameter: 64mmThis set of ZWO LRGB 1. 25" Filters is optimized for CMOS cameras, including the ASI1600. The set includes a red, green, blue and luminance (aka IR CUT) filter in a 1. 25" threaded format. Compared to the original LRGB set by ZWO, this one has better color balance, as well as better transmission and coatings. They are designed to equalize the flux of a CMOS camera sensor. Each filter is fine optically polished to 1 4 wave and then multiple layers of