Imaging Filters

Antlia 8-EL UHC Pro Visual Enhancer Filter - 2'' Mounted The Antlia 8-EL UHC Pro Visual Enhancer filter is a high--performance optical filter desig...

Optolong L1 L-Quad & L-Para Enhence Filter Set L1 Dual -Combo Set includes：one L-Quad Enhance Filter and one L-Para L-Quad Enhance Filter：Quad ...

Sightron IR640 Pro II IR Pass Filter  Japanese-made IR-pass filter. Fully blocking below 640nm.  Steep cut-off line & high transmission rate.  ...

Daystar Combo Quark 2.8X Telecentric Barlow This  brand new QUARK optimized accessories is designed to fit our classic Combo Quark Hydrogen Alpha F...

Daystar Combo Quark 4.3X Telecentric Barlow This  brand new QUARK optimized accessories is designed to fit our classic Combo Quark Hydrogen Alpha F...

Player One UVenus 1.25″ UV-PASS Filter E-series Player One E-series is an upgrade series of S-series, using high quality optical glass substrate an...

Antlia Solar Discover 5Å CaK filter (SD-CAK5) The Antlia Solar Discover 5Å CaK assembly incorporates a set of light-reducing filters to reduce sola...

Antlia New Solar Discover 3nm CaK filter Telescope-side connection is 1.25" and 2" Camera side connection is 2" with ring clamp Transmission at 3...

Antlia Imaging Herschel Wedge with 35mm Prism and 1.25'' Cak 3nm Solar Filter The Antlia Solar Wedge (Herschel Wedge design) replaces the standard ...

ZWO Methane CH4 Filter 1.25" The ZWO Methane CH4 Filter 1.25″ is a special filter for photographic use. Its FWHM is 20 nm which is suitable for mos...

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...

Optolong Narrowband H-Beta filter Opotlong narrowband H-beta filter is designed for nebula observation allowing 12nm bandwidth of light centered on...

Optolong LRGB Filter Set The Optolong LRGB Filter Set is designed for maximum contrast and with extremely high gradients for clear differentiation ...

Optolong CLS CCD (City Light Suppression) Broadband Filter The CLS (City Light Suppression) broadband filter is designed to improve the visibility ...

IDAS SHO Narrowband Set (SII, H-a & OIII) IDAS H-alpha 6.8nm. OIII 6.0nm and SII 6.3nm Sets. Available at various sizes and classifications –...

IDAS NB1 Nebula Booster Filter H-alpha, H-beta & OIII The IDAS NB1 Nebula Booster Filter is a triple line-pass filter (H-alpha, H-beta & OI...

Chroma LoGlow Light Pollution Filter The Chroma LoGlow Light Pollution Filter blocks common spectral lines from lighting sources. This filter provi...

Chroma Jovian Methane Filter The Chroma Jovian Methane Filter is a methane absorption band filter. This filter enhances contrast when imaging objec...

Chroma 8nm H-alpha Filter The Chroma 8nm H-alpha Filter is essential for imaging nebulae and other objects which are rich in ionized hydrogen. At 6...

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...

Baader 1.25'' H-alpha 35nm CCF Filter - USED Premium grade H-alpha interline chip CCD-filter for fast optical systems f/10 to f/2.8 IR-blocked NO ...

 Optolong Photometric UBVRcIc Filters  1. Photometric Filters  "Historically our Solid-State Photometers used custom filters designed to transform...

Astronomy Plus 1.25'' / 2'' Light Pollution Filter  A Light Pollution Filter is designed to reduce the unwanted glow produced by artificial lightin...

Astronomy Plus Hα + OIII double narrowband 1.25inch The Astronomy Plus dual-band Ha and OIII filter is designed for deep-sky astrophotography with ...

Touptek Astro 2inch Dual Narrowband Filter ToupTek Astro PureSight A1 Hα & OIII Dual Narrowband Filter is designed for deep-sky astrophotograph...

PrimaluceLab Yellow Color Bushing for SESTO SENSO 2 This yellow color bushing allows you to connect SESTO SENSO 2 motor shaft to focusers with 4.0m...

Touptek SHO 6.5nm Filters for Astrophotography Narrowband filters are essential accessories in astrophotography used to isolate specific wavelength...

Touptek SHO 4nm Filters for Astrophotography Narrowband filters are essential accessories in astrophotography used to isolate specific wavelength e...

Antlia NII Pro 3nm Filter – Maximum Narrowband Performance The Antlia NII Pro 3nm filter is engineered to deliver exceptional performance in narrow...

Chroma 3nm OIII Filter Optimized for f/2.8-f/3.6 - USED (OLDER MODEL) Chroma’s OIII filters isolate the 500.7nm primary emission line of doubly ion...

Optolong Hydrogen Alpha Narrowband 3nm   Original manufacturer description below. Improved description/specifications coming soon. H-Alpha 3nm fil...

Wanderer Astro ND Filter for WandererCover  Extends the exposure time by 32 times The ND filter for WandererCover is designed specifically for user...

Askar Colour Magic Ultra E1 & E2 Duo Narrowband Filter Askar newly launched ColourMagic Ultra E1 2” Duo-narrowband Filter, is a professional as...