Collection: Optolong 2" Filters

Unlock the potential of your DSLR and CCD cameras with the Optolong L-eXtreme Filter. This dual-band pass filter, designed for DSLR CCD control, efficiently isolates H-Alpha and Oxygen III nebula emission lines, delivering unparalleled contrast and signal-to-noise ratio.

Discover the wonders of the night sky with the Optolong 2" L-Quad Enhance Filter, a cutting-edge quad bandpass light pollution suppression filter designed for color cameras.

The L-Pro filter is effective in light pollution environments and is suitable for capturing emission nebulae, reflection nebulae, and objects with continuous spectra.

The Optolong L-Extreme Filter is designed for DSLR and CCD control, providing a dual-band pass filter that isolates the H-Alpha and Oxygen III nebula emission lines.

Elevate your astrophotography experience with the Optolong L-QEF Filter, a revolutionary quad bandpass light pollution suppression filter designed for color cameras.

The OPTOLONG 2" L-Pro Filter is a specialized astrophotography tool designed to improve the quality of deep sky images by filtering out unwanted wavelengths of light caused by both natural and artificial light pollution.

With a passband of 7nm, the H-alpha filter lets through only the desired wavelengths of light emitted by nebulae, while the light pollution suppression filter blocks out the artificial light and enhances the signal-to-noise ratio of the images.