Night Sky H-Alpha filter (IR Pass 650nm) with...
Optolong narrowband OIII filter is designed f...
Narrowband H-beta filter is designed for nebu...
The CLS-CCD broadband filter is designed to i...
The CLS (City Light Suppression) broadband fi...
Neutral density(ND) filters are designed to r...
Optolong Clear focusing filter is designed to...
UBVRI filters are not for astrophotography. I...
The LRGB filter set is designed for maximum c...
Moon & Skyglow filter is designed to darken t...
Venus-U filter makes it possible to obtain ph...
IR Pass 685nm filter is designed to block wav...
Optolong L-eNhance provides an economical and...
Unlike the Optolong L-eNhance filter which is...
Optolong UHC with narrower passband provides ...