Filters Optolong CCD filterset 12nm OIII/ SII en 7nm H-Alpha 1.25 inch Optolong 0 Review(s)  €325.00 Add to cart
Filters Optolong CCD filterset 6,5nm OIII/ SII en 7nm H-Alpha 1.25 inch Optolong 0 Review(s)  €335.00 Add to cart
New Filters Optolong Clear Sky Camera Filter - 77mm Optolong OL_105-77 0 Review(s)  €144.00 Optolong Optolong Clear Sky filter blocks city light pollution to improve contrast Threads to the front of your camera lens Add to cart
New Filters Optolong Clear Sky Camera Filter - 82mm Optolong OL_105-82 0 Review(s)  €179.00 Optolong Optolong Clear Sky filter blocks city light pollution to improve contrast Threads to the front of your camera lens Add to cart
New Filters Optolong CLS Filter City Light Suppression Telescope Filter - 1.25" Optolong OL_118-1 0 Review(s)  €48.00 This Optolong CLS filter is suitable for color CCD cameras, unmodified DSLR cameras, and visual use 95% transmission of main nebula emission lines: H-beta 486nm, OIII 496nm, OIII 500nm, H-alpha 656nm, and SII 672nm Add to cart
New Filters Optolong CLS Filter City Light Suppression Telescope Filter - 2" Optolong OL_118-2 0 Review(s)  €75.00 This Optolong CLS filter is suitable for color CCD cameras, unmodified DSLR cameras, and visual use 95% transmission of main nebula emission lines: H-beta 486nm, OIII 496nm, OIII 500nm, H-alpha 656nm, and SII 672nm Add to cart
New Filters Optolong H-alpha 3nm Narrowband Mounted Filter - 2" Optolong OL_HA3NM-2 0 Review(s)  €383.00 Optolong filters for tricolor CCD astrophotography Narrowband imaging with SHO filters can be done with the moon up in heavy light pollution, so your equipment is not sitting dormant for several weeks Add to cart
New Filters Optolong H-alpha 7nm Narrowband Telescope Filter - 1.25" Optolong OL_113-1 0 Review(s)  €153.00 Optolong H-alpha 7nm 1.25" Filter A very narrow emission-line filter Permits a 7nm bandwidth of light (focused on the 656nm wavelength) through Blocks transmission of contrast-killing light pollution wavelengths Add to cart
New Filters Optolong H-alpha 7nm Narrowband Telescope Filter - 2" Optolong OL_113-2 0 Review(s)  €226.00 Optolong H-alpha 7nm 2" Filter A very narrow emission-line filter Permits a 7nm bandwidth of light (focused on the 656nm wavelength) through Blocks transmission of contrast-killing light pollution wavelengths Add to cart
New Filters Optolong H-alpha 7nm Narrowband Telescope Filter - 31mm Optolong OL_113-31 0 Review(s)  €166.00 Optolong H-alpha 7nm 31mm Filter A threaded version of this filter is pictured. Actual product is a 31mm unmounted filter A very narrow emission-line filter Permits a 7nm bandwidth of light (focused on the 656nm wavelength) through Blocks transmission of contrast-killing light pollution wavelengths Add to cart
New Filters Optolong H-alpha 7nm Narrowband Telescope Filter - 36mm Optolong OL_113-36 0 Review(s)  €169.00 Optolong H-alpha 7nm 36mm Filter A threaded version of this filter is pictured. Actual product is a 36mm unmounted filter A very narrow emission-line filter Permits a 7nm bandwidth of light (focused on the 656nm wavelength) through Blocks transmission of contrast-killing light pollution wavelengths Add to cart
New Filters Optolong H-alpha/OII/SII 3nm Telescope Filter Kit - 2" Optolong OL_SHO-3nm-2 0 Review(s)  €1,080.00 Optolong filters for tricolor CCD astrophotography Narrowband imaging with SHO set can be done with the moon up in heavy light pollution, so your equipment is not sitting dormant for several weeks Hubble look of images can be made by the combination of H-alpha, OIII-CCD, and SII-CCD, such as the famous "Pillars of Creation" (M16 Eagle Nebula) Add to cart
New Filters Optolong H-alpha/OII/SII 3nm Telescope Filter Kit - 36mm Optolong OL_SHO-3nm-36 0 Review(s)  €888.00 Optolong filters for tricolor CCD astrophotography Narrowband imaging with SHO set can be done with the moon up in heavy light pollution, so your equipment is not sitting dormant for several weeks Hubble look of images can be made by the combination of H-alpha, OIII-CCD, and SII-CCD, such as the famous "Pillars of Creation" (M16 Eagle Nebula) Add to cart
New Filters Optolong Ha SII OIII Narrowband Telescope Filter Kit - 1.25" Optolong OL_HASIIOIII-1 0 Review(s)  €406.00 Optolong filters for tricolor CCD astrophotography Narrowband imaging with SHO set can be done with the moon up in heavy light pollution, so your equipment is not sitting dormant for several weeks Hubble look of images can be made by the combination of H-alpha, OIII-CCD, and SII-CCD, such as the famous "Pillars of Creation" (M16 Eagle Nebula) Add to cart
New Filters Optolong Ha SII OIII Narrowband Telescope Filter Kit - 2" Optolong OL_HASIIOIII-2 0 Review(s)  €628.00 Optolong filters for tricolor CCD astrophotography Narrowband imaging with SHO set can be done with the moon up in heavy light pollution, so your equipment is not sitting dormant for several weeks Hubble look of images can be made by the combination of H-alpha, OIII-CCD, and SII-CCD, such as the famous "Pillars of Creation" (M16 Eagle Nebula) Add to cart
New Filters Optolong Ha SII OIII Narrowband Telescope Filter Kit - 31mm Optolong OL_HASIIOIII-31 0 Review(s)  €471.00 Optolong filters for tricolor CCD astrophotography Narrowband imaging with SHO set can be done with the moon up in heavy light pollution, so your equipment is not sitting dormant for several weeks Hubble look of images can be made by the combination of H-alpha, OIII-CCD, and SII-CCD, such as the famous "Pillars of Creation" (M16 Eagle Nebula) Add to cart
New Filters Optolong Ha SII OIII Narrowband Telescope Filter Kit - 36mm Optolong OL_HASIIOIII-36 0 Review(s)  €486.00 Optolong filters for tricolor CCD astrophotography Narrowband imaging with SHO set can be done with the moon up in heavy light pollution, so your equipment is not sitting dormant for several weeks Hubble look of images can be made by the combination of H-alpha, OIII-CCD, and SII-CCD, such as the famous "Pillars of Creation" (M16 Eagle Nebula) Add to cart