Sales

H-α (hydrogen-alpha) at 656 nm (nanometers) is deep red in color and the most popular narrowband filter. Hydrogen is ubiquitous in the cosmos and i...

If you want the look of Hubble Space Telescope (HST) images, such as the famous “Pillars of Creation” (the Eagle Nebula, Messier 16), then the next...

In perfect condition, used Baader H-alpha / O-III / S-II Ultra-Narrowband (Narrowband) filter set - Premium Grade 3.5 / 4 nm half width (to harmo...

In perfect condition, open box Baader H-alpha / O-III / S-II Narrowband Filter Set - Precision Grade 6.5 nm FWHM, recommended for optical systems...

In perfect condition, open box Filter size 31 mm - round, unmounted - filter thickness 2 mm Set of L-R-G-B filters High-quality anti-reflective ...

In good condition. Adapters show sign of use. Comes with all original adapters and in the original box. Features Most accurate way to guide – im...

Every astronomer should have at his disposition a detailed map of our only natural satellite: the Moon. Our map is based on thousands of images ...

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...

L2 Dual-Combo Filter Set (L-eXtreme + L-Synergy) The L2 Dual-Combo Set includes two premium dual-narrowband filters engineered to unlock...

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 ...

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