Narrowband (SHO)

Antlia SHO 3nm Narrowband Pro Filters Antlia SHO Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwid...

Svbony 7nm Dual-Band Nebula Filter Dual Narrow bandwidth H-Alpha/O-III 7nm narrowband filter properly designed for astrophotography both in light ...

Antlia SHO 4.5nm Narrowband EDGE Filters Antlia SHO EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The supp...

Celestron Nebula Filter for Origin Intelligent Home Observatory Get the Most Out of Your Origin: Enhance your Celestron Origin’s views and images...

Antlia SHO 3nm Narrowband PRO Highspeed Filters Antlia's SHO 3nm Pro Highspeed Filters are further optimized for high-speed imaging systems by pre-...

Shelyak SOL’EX OPTICAL KIT  Sol’Ex optical kit: all the optical elements to make your own Sol’Ex instrument, and make new images of the Sun. ...

Antlia 2.5nm SHO Ultra Filter 2’’ & 36mm The Antlia SHO 2.5nm Ultra series filters are made with quartz glass and undergo precisely controlled ...

SVBONY SV160 2" SII Filter 7nm Narrow-Band for CCDs  SVBONY Sulfur II 7nm Extra Narrowband Filter transmits a 7nm bandwidth of light that is cente...

Chroma 3nm SII Filter The Chroma 3nm SII Filter isolates the spectral emission of singly ionized sulfur atoms, also common in nebulae. Emission is ...

Chroma 3nm H-alpha Filter The Chroma 3nm H-alpha Filter is essential for imaging nebulae and other objects which are rich in ionized hydrogen. At 6...

Chroma 3nm OIII Filter The Chroma 3nm OIII Filter isolates the 500.7nm primary emission line of doubly ionized oxygen. After H-alpha, this is the n...

Antlia ALP-T Dual Band Ha&OIII 3nm + SII&Hb 3.5nm 2" Filter Set Ha&OIII 3nm The Antlia ALP-T Dualband 3nm Ha&OIII Filter is a dual ...

Antlia ALP-T Dualband 3nm Ha + OIII 2'' Filters The Antlia ALP-T Dualband 3nm Ha&OIII Filter is a dual narrowband filter, which lets the red H-...

Antlia SHO 7nm Prime Narrowband Pro Filters Antlia SHO Prime narrowband filter optimizes the FWHM (full width half maximum) to 7nm bandpass. The su...

Antlia ALP-T Dual band 3.5nm SII&Hb 2'' Filter Product Details The ALP-T dual band 3.5nm SII&Hb filter is a dual narrowband filter, w...

Astronomik SII 6nm CCD Filters This SII-CCD Filter is suitable for imaging of SII-regions from observation sites with light pollution and from dark...

Shelyak Star'ex Low Resolution Optical Kit Star’Ex Low Resolution (LR) optical kit: all the optical elements to make your own Star’Ex LR instrument...

Shelyak Star'ex high resolution optical kit  With Star’Ex (Star’Explorer), create your first High Resolution (HR) spectrograph yourself to observe ...

SVBONY SV115 1.25 inch OIII Filter Narrowband 18nm, Cuts Light Pollution  The 1.25" O-III filter useful for large aperture telescopes through wh...

SVBONY SV132 1.25'' H-Beta 25nm Light Pollution Filter SV132 H-Beta eyepiece filter makes it possible to view the elusive Horsehead, California, a...

SVBONY 1.25" SHO Filter Set H-Alpha OIII SII 7nm The SHO filter is highly transparent, allowing the emission spectrum of the nebula to collect as m...

Tele Vue Bandmate OIII Filter The Tele Vue Bandmate OIII Filter passes light from doubly ionized oxygen atoms. As such, it is great for viewing pla...

Chroma 5nm H-alpha Filter H-alpha filters are essential for imaging nebulae and other objects which are rich in ionized hydrogen. At 656.3nm, a na...

Astronomik OIII Visual Filter From the start, the Astronomik OIII Visual Filter has been very specifically designed for the visual observation of g...

Celestron 1.25" Oxygen III Narrowband Filter The 1.25" OIII narrowband filter isolates just the two doubly-ionized oxygen lines (496 and 501nm line...

Explore Scientific Nebula Filter H-Beta 2.0-inch   Explore Scientific Nebula Filter 1.25" H-Beta Range from 478nm to 496nm with peak at 489nm. Tran...

Explore Scientific Nebula Filter Oxygen III 2.0-inch   Explore Scientific Nebula Filter 1.25" O-III Range from 483nm to 511nm with peak at 496nm. T...

Explore Scientific Nebula Filter H-Alpha 2-inch 7nm   High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen "thr...

Explore Scientific Nebula Filter H-Alpha 2-inch 12nm   High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen "th...

Explore Scientific Nebula Filter S-II 2-inch 6.5nm High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost all...

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-Beta 1.25-inch   Explore Scientific Nebula Filter 1.25" H-Beta Range from 478nm to 496nm with peak at 489nm. Tra...