Filters

Optolong L-eNhance is a dual-band pass filter which has been designed for DSLR (digital SLR), color CMOS and monochrome CCD cameras. The convenienc...

L-eXtreme is a two 7nm bandpass filter which can be used with one-shot color cameras like DSLR's (digital SLR), and monochrome CCD cameras, it is a...

Ligh pollution reduction filter Keeps natural color balance to your images Effective for use in ...

Versatile light pollution suppression Quad-bandpass design Isolates key emission lines for nebul...

The Optolong L-Synergy filter is a dual 7nm narrowband solution designed for DSLR cameras, color CMOS sensors, and CCD cameras. It supports telesc...

Extreme light pollution reduction Ultra narrow 3nm bandpasses Isolates key H-alpha and OIII emi...

Includes 1x L-Quad Enhance Filter and 1x L-Para L-Quad Enhance Filter

Optolong LRGB filter set is designed for maximum contrast and with extremely high gradients for clear differentiation of colors. The LRGB filter se...

Optolong LRGB filter set is designed for maximum contrast and with extremely high gradients for clear differentiation of colors. The LRGB filter se...

Optolong UHC with narrower passband provides higher contrast. Thus it is more suitable for urban environment where you suffer from severe light pol...

Optolong UV/IR Cut filter is designed for ultraviolet and infrared wavelength blocking to improve sharpness of the image as most of the optics are ...

For visual observation