Imaging Filters

Astronomy Plus Energy Rejection Filters Suitable for Quark with refracting and reflecting telescope to observe and photograph the solar prominence ...

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

Askar 1x Flattener for 80ED The Askar 80ED is designed with three imaging accessories: a 0.7x reducer, a 0.85x reducer, and a 1.0x flattener. Users...

Askar 0.85x Reducer for 80ED The Askar 80ED is designed with three imaging accessories: a 0.7x reducer, a 0.85x reducer, and a 1.0x flattener. User...

Askar 0.7x Reducer for 80ED The Askar 80ED is designed with three imaging accessories: a 0.7x reducer, a 0.85x reducer, and a 1.0x flattener. Users...

Daystar Combo Quark Accessories Bundle Daystar Filters is excited to announce a brand new Quark optimized accessory series designed to fit our clas...

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...

Baader C2 Swan-Band Filter (15nm) – OIII Parallel   Comet filter for the two brightest C2 emission lines at 511 and 514nm (called "Swan-Band") in ...

Baader O-III Super-G Filter (9nm) - CMOS Optimized   O-III Super-G filter with 9 nm FWHM and a maximum transmission of 97%.For visual and photogra...

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

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...

IDAS GNB Galaxy & Nebula Filters Capturing Ha & OIII emission lines as well as the galaxy’s broadband signal in NIR at same time Availabl...

Player One IR850nm 1.25″ IR-Pass Filter S-series Player One S series filter using high quality optical glass substrate and multi-layer composite co...

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...

ADM D Series Single 100mm Adjustable Ring Set The ADM D Series Universal 100mm Adjustable Ring Set fits D Series saddles. Includes two 100mm (ID) a...

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

Pegasus Astro Photographic Filter - OIII 2'' Mounted Filter The Oxygen III (OIII) CCD 7nm filter is designed for nebula observation allowing 7nm b...

Pegasus Astro Photographic Filter - Ha 2'' Mounted Filter This narrowband filter has a 7nm bandwidth of light centered on a wavelength of 656nm th...

Optolong SII 6.5nm Imaging Narrowband Filter Optolongimproved narrowband SII6.5nm filter (Sulful II for CCD) is designed for nebula observation all...

Optolong Night Sky H-Alpha filter Night Sky H-Alpha filter (IR Pass 650nm) with 50% transition from blocking to passing at about 640nm and 95% or a...

Optolong Improved OIII 6.5nm Narrowband Filter Optolong improved extra Narrowband OIII-CCD 6.5nm filter is designed for nebula observation allowing...

Optolong NB Filters SHO 6.5nm Narrowband Filter Kit Optolong SHO6.5nm filter kit includes SII6.5nm, H-Alpha7nm, and OIII6.5nm narrow-band filters, ...

Optolong H-Alpha 7nm Narrowband Filter Optolong improved version of H-Alpha 7nm filter is the popular narrowband filter allowing 7nm bandwidth of l...

Optolong Clear Sky Filter Screw on Lens 1. Optolong Clear Sky Filter Introduction A screw on filter with the easiest installation way like UV fi...

IDAS HEUIB-II H-alpha Enhanced UV/IR Cut Filter The IDAS HEUIB-II (H-α Enhanced UV IR Blocking) filter is designed for enhanced spectrum DSLR's and...

Daystar UV/IR Cut 2" The Daystar UV/IR Cut 2″ reduces the heat load on your filter assembly by absorbing or reflecting UV and/or I light and transm...

Daystar Quark Prominence H-alpha Filter The Daystar Quark Prominence H-alpha Filter marries high quality components of a telecentric barlow, adapte...

Daystar Calcium H-Line Quark Filter This All-In-One design marries high quality components of adapters, snouts and Daystar calcium filter into one ...

Daystar Combo Quark Prominence H-alpha Filter The Daystar Combo Quark Prominence H-alpha Filter marries high quality components of adapters, snouts...

Chroma LRGB Individual Filters You have the option to buy Chroma LRGB filters individually. The Lum, Red, Green & Blue filters are also availab...

Chroma HaLRGB Filter Set The Chroma HaLRGB Filter Set includes five individual filters: 8nm H-alpha, luminance, red, green and blue. They are avail...