LRGB Filters

Luminance and Blue Filters are the same in both the E and I series. Only the Red and Green filters differ.Astrodon LRGB Gen2 E-Series Tru-Balance F...

UV-Blocked Clear filters with 395 nm cut-on (50% transmission at 395 nm) and at least 97% transmission to 1000 nm. Often purchased with our photome...

Luminance and Blue Filters are the same in both the E and I series. Only the Red and Green filters differ.Astrodon LRGB Gen2 E-Series Tru-Balance F...

Lumicon Minus Violet Filter is used primarily to “bracket” the color-corrected band of refracting telescopes. This filter can also be used as a “v...

UV IR-CUT Protective WindowZWO D21 UV IR-CUT protect windowTechnical Parameter:Diameter: 21mmType: UV IR-cut windowThickness: 1.1mmFlatness: 1/4 λM...

* As Reviewed in the April 2004 Sky and telescope *Why Baader Planetarium Filters?Achromat owners rejoice! Baader Planetarium has taken minus viole...

Baader Premium grade impermeable RGB-C Clearglass Filters. The Baader clear glass filters are used to focus a camera when using very narrow band l...

Filters designed for use with CCD and for f/4.0 or slower No reflections leading to image distortions or "back reflections" Transmitted wavefront ...