Filters
Filters
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ZWO New SHO Narrowband 1.25″ Filter Set
ZWO$369.00Narrowband filter does not eliminate the effects of light pollution or increase the object’s brightness. In many cases, they increase the contrast ...
View full details$369.00 -
ZWO New 1.25" LRGB Filters
ZWO$148.00The ZWO LRGB Filters has good performance in transmission, also it has good coating, good color separation. 1.25″ LRGB Filters Technical Parameter...
View full details$148.00 -
ZWO IR 850nm Pass 1.25" Filter
ZWO$22.00ZWO 1.25″ IR 850nm Pass Filter suitable for IR sensitive cameras. You don’t need to debayer and get the full resolution of this sensor when use it ...
View full details$22.00 -
Optolong Variable Polarizer Filter - 2"
Optolong$48.95Quality Filter Materials: Schott B260 substrate material from Germany, 2.0mm thick CNC machined and black anodized aero-metal filter cell that is u...
View full details$48.95In Stock -
Optolong UV / IR Cut Filter - 2"
Optolong$65.00Optolong UV/IR Cut filter is designed for ultraviolet and infrared wavelength blocking to improve sharpness of the image as most of the optics are ...
View full details$65.00In Stock -
Optolong UV / IR Cut Filter - 1.25"
Optolong$44.00It is used on a digital camera and the video, which do not have an IR protection filter toward an image sensor or were remodeled. This is important...
View full details$44.00In Stock -
Optolong UBVRI Photometric 5-Filter Set - 1.25"
Optolong$685.00Optolong UBVRI Photometric filters - Set of five mounted 1.25" filters for use in imaging filter wheels. Set includes Ultraviolet (U), Blue (B), V...
View full details$685.00 -
Optolong SII 6.5nm Filter - 2" Mounted
Optolong$250.00Main Use and Performance Use with H-alpha and OIII-CCD extra narrowband filters (SHO Set) for tricolor CCD astrophotography Narrowband imaging wi...
View full details$250.00 -
Optolong OIII 6.5nm Filter - 2" Mounted
Optolong$255.00OIII emits 495.9nm and 500.7nm and it is a blue-green colored filter. Many of images of planetary nebula and supernova remnants are taken only with...
View full details$255.00 -
Optolong LRGB Filter Set - 1.25" Mounted
Optolong$259.00OIII emission overlaps on blue and green filters with maximum transmission to allow high efficiency and natural color imaging. Gap between green an...
View full details$259.00 -
Optolong L-Quad Enhance Filter - 2" Mounted
Optolong$199.00SummaryThe L-Quad Enhance Filter is a quad bandpass light pollution filter designed for use with color cameras. It suppresses light pollution gene...
View full details$199.00In Stock -
Optolong L-Pro Filter - 2" Mounted
Optolong$199.00Together with the highly transparent in main nebula emission lines at OIII(496nm and 500nm), H-beta (486nm), NII(654nm and 658nm), H-alpha(656nm) a...
View full details$199.00In Stock -
Optolong L-Pro Filter - 1.25" Mounted
Optolong$149.00Together with the highly transparent in main nebula emission lines at OIII(496nm and 500nm), H-beta (486nm), NII(654nm and 658nm), H-alpha(656nm) a...
View full details$149.00 -
Optolong L-Pro Clip Filter for Nikon Full Frame
Optolong$249.00Together with the highly transparent in main nebula emission lines at OIII(496nm and 500nm), H-beta (486nm), NII(654nm and 658nm), H-alpha(656nm) ...
View full details$249.00 -
Optolong L-eXtreme - 2" Mounted
Optolong$309.00L-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...
View full details$309.00 -
Optolong L-eNhance Light Pollution Filter 2" Mounted
Optolong$229.00Here's a cool comparison with a HyperStar C9.25 using no filter, a L-Pro Light Pollution Filter, and the new L-eNhance Filter from Optolong. The L...
View full details$229.00 -
Optolong H-Alpha 7nm Filter - 2" Mounted
Optolong$259.00Sizes 2" Mounted Specifications CWL(centre wavelength): 656.3nm Fwhm: 7nm Tpeak: <85% Coating Wavelength: 300-1100nm Optical Denisity: OD3 Su...
View full details$259.00 -
Optolong 2" LRGB Filter Set
Optolong$359.00Technical Data Schott substrate material Thickness 2.0mm Surface Quality: 60/40 (Refer to MIL-O-13830) Fine-optically polished to ensure accurate ...
View full details$359.00In Stock -
Optolong 2" L-eXtreme F2 Fast Optics Highspeed Dual-band Narrowband Filter
Optolong$309.00Optolong L-eXtreme F2 is a dual-band (500.7 nm and 656.28 nm, FWHM=7 nm) narrowband pass filter that meets the requirements for transmission at con...
View full details$309.00 -
Moon Filter Set - 1.25”
Celestron$54.95Four great Moon filters in one kit—everything you’ll ever need for optimal views of the lunar surface Three neutral density (ND) filters with dif...
View full details$54.95 -
IDAS NBZ II Nebula Booster - 2" Mounted
IDAS$318.00The IDAS NBZ-II is a dual band nebula booster filter - the successor to the NBZ (UHS) filter. The FWHM of the NBZ-II is 8nm (+/=0.4nm) at ...
View full details$318.00In Stock -
IDAS NB3-PM Nebula Booster OIII and SII 2" Mounted Filter (M48)
IDAS$137.50IDAS NB3-PM: PM stands for Passband Modification Nebula Booster NB3-PM filter for OIII and SII the NB3, OIII and SII emission lines respectively. ...
View full details$137.50 -
IDAS NB1 Nebula Contrast Boost Filter - 48mm (2")
IDAS$199.00IDAS NB1 Filter is designed to enhance the contrast of emission nebula, yet accommodate the filter spectral shift* when used with modern fast optic...
View full details$199.00 -
IDAS HEUIB-II H-a Enhancement Filter with UV/IR Cut 2" Mounted (M48)
IDAS$150.00A filter for enchanced H-alpha nebula observations with UV/near IR suppressiong function - especially removing red end spectrum interference. The H...
View full details$150.00