Narrowband (SHO)

Explore Scientific Nebula Filter S-II 2-inch 12nm   High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost al...

Explore Scientific Nebula Filter Oxygen III 2-inch 6.5nm   High quality Explore Scientific O-III filter Let only the oxygen emission lines "throug...

Explore Scientific Nebula Filter H-Alpha 1.25-inch 7nm   High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen "...

Explore Scientific Nebula Filter H-Alpha 1.25-inch 12nm   High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen ...

Explore Scientific Nebula Filter S-II 1.25-inch 6.5nm High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost ...

Explore Scientific Nebula Filter Oxygen III 1.25-inch 6.5nm   High quality Explore Scientific O-III filter Let only the oxygen emission lines "thr...

Antlia H-Beta 3nm Narrowband Pro 2'' Filter The Antlia H-Beta Pro narrowband filter optimizes the full width at half maximum (FWHM) to a 3nm ba...

Player One 7nm SHO Narrowband Filters 2" This is a New Product - Please note that further information will come soon.  Multilayer composite coating...

Player One 7nm SHO Narrowband Filters 1.25"  This is a New Product - Please note that further information will come soon.  Multilayer composite coa...

IDAS Ha & OIII Dusk to dawn (DTD) Filters A new generation filter covering multiple objects including comets, galaxies, the Milky Way, and emis...

SVBONY SHO 5nm Narrowband 2" Filters The SHO filter 5nm 2 inch is highly transparent, allowing the emission spectrum of the nebula to collect as mu...

Astronomik SII 6nm CCD MaxFR There is an ever growing demand for filters suitable for extremly fast optical systems like Celestron´s RASA the Epsil...

Astronomik SII 12nm CCD MaxFR Filter There is an ever growing demand for filters suitable for extremly fast optical systems like Celestron´s RASA t...

Astronomik H-alpha 6nm CCD MaxFR Filter There is an ever growing demand for filters suitable for extremly fast optical systems like Celestron´s RAS...

Astronomik H-alpha 6nm CCD Filter   This H-alpha Filter is suitable for imaging of Hydrogen nebulas from observation sites with light pollution and...

Astronomik H-alpha 12nm CCD MaxFR Filter There is an ever growing demand for filters suitable for extremly fast optical systems like Celestron´s RA...

Astronomik H-alpha 12nm CCD Filter The Astronomik H-alpha filter is a narrow band filter for CCD photography. The filter lets the H-alpha light of ...

Astronomik OIII 6nm MaxFR CCD Filter There is an ever growing demand for filters suitable for extremly fast optical systems like Celestron´s RASA t...

Astronomik OIII 12nm MaxFR CCD Filter There is an ever growing demand for filters suitable for extremly fast optical systems like Celestron´s RASA ...

SVBONY SV115 2 inch OIII Filter 18nm Reducing Light Polution The O-III filter completely blocks virtually all other visible wavelengths of light ...

SVBONY Narrowband Filters 1.25''/2''/EOS-C H-Alpha 7nm for CCD Cameras Optical high precision double sided polishing to ensure that the parallelis...

SVBONY 2" SHO Filter Set H-Alpha OIII SII 7nm 1. The H-Alpha 7nm is an extremely narrow emission-line filter that works by allowing a 7nm bandwidt...

21x wide angle eyepiece for use with the Kowa High Lander large binocular Interchangeable eyepiece(s) for High Lander large binoculars  21x magni...

Baader 3.5 / 4nm f/3 Ultra-Highspeed Filters – CMOS-optimized (H-alpha / O-III / S-II) Baader H-alpha / O-III / S-II f / 3 Ultra-Highspeed Filter ...

Baader 3.5 / 4nm f/2 Ultra-Highspeed Filters – CMOS-optimized (H-alpha / O-III / S-II) Baader has released a whitepaper guiding you how to select t...

Atik 7nm Narrowband Filter Set The Atik narrow band filter are designed with a band pass of 7 nm to aid in capturing all a nebula’s photons while t...

Chroma 3nm SII Filter Optimized for f/2.8-f/3.6 SII filters isolate the spectral emission of singly ionized sulfur atoms, also common in nebulae. E...

Chroma 3nm OIII Filter Optimized for f/2.8-f/3.6 Chroma’s OIII filters isolate the 500.7nm primary emission line of doubly ionized oxygen. After H...

Chroma 3nm H-Alpha Filter Optimized for f/2.8-f/3.6 H-alpha filters are essential for imaging nebulae and other objects which are rich in ionized h...

Tele Vue Bandmate H-Beta Filter The Tele Vue Bandmate H-Beta Filter passes the aqua colored hydrogen-beta emission lines found in the Horsehead, Ca...

Pegasus Astro Photographic Filter - S2 2'' Mounted Photographic Filter Sulfur II (SII) filters are a narrow-band-filters for CCD/CMOS photography....