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Brand Name Rating # of Ratings
Optolong Optolong Venus & Ultraviolet Venus-U Filter - 1.25" 5.0 1
Optolong Optolong Venus & Ultraviolet Venus-U Filter - 2" 5.0 1
Optolong Optolong Hydrogen Beta Narrowband (12nm) Filter - 1.25" 5.0 1
Optolong Optolong Hydrogen Beta Narrowband (12nm) Filter - 2" 5.0 1
Optolong Optolong Hydrogen Beta Narrowband (25nm) Filter - 1.25" 4.0 1
Optolong Optolong Hydrogen Beta Narrowband (25nm) Filter - 2" 4.0 1
Optolong Optolong Oxygen III / O-III Narrowband (12nm) Nebula CCD Filter - Clip Filter for Canon EOS Cameras with APS-C Sensor 5.0 1
Optolong Optolong Oxygen III / O-III Narrowband (12nm) Nebula CCD Filter - Clip Filter for Canon EOS Cameras with Full Frame Sensor 5.0 1
Optolong Optolong Oxygen III / O-III Narrowband (12nm) Nebula CCD Filter - 31mm Round Unmounted 5.0 1
Optolong Optolong Oxygen III / O-III Narrowband (12nm) Nebula CCD Filter - 36mm Round Unmounted 5.0 1
Optolong Optolong Oxygen III / O-III Narrowband (12nm) Nebula CCD Filter - 50mm Round Unmounted 5.0 1
Optolong Optolong Oxygen III / O-III Narrowband (12nm) Nebula CCD Filter - 50mmx50mm Square Unmounted 5.0 1
Optolong Optolong City Light Supression / Light Pollution Reduction CLS Filter - 1.25" 5.0 2
Optolong Optolong City Light Supression / Light Pollution Reduction CLS Filter - 2" 5.0 2
Optolong Optolong City Light Supression / Light Pollution Reduction CLS-CCD Filter - 1.25" 5.0 2
Optolong Optolong City Light Supression / Light Pollution Reduction CLS-CCD Filter - 2" 5.0 2
Optolong Optolong Clear Focusing Imaging Filter - 1.25" 5.0 2
Optolong Optolong Clear Focusing Imaging Filter - 2" 5.0 2
Optolong Optolong IR Pass (685nm) Filter - 1.25" 5.0 2
Optolong Optolong IR Pass (685nm) Filter - 2" 5.0 2
Optolong Optolong LRGB Imaging Filter Set - 1.25" 5.0 2
Optolong Optolong LRGB Imaging Filter Set - 2" 5.0 2
Optolong Optolong City Light Supression / Light Pollution Reduction CLS Filter - Clip Filter for Canon EOS Cameras with APS-C Sensor 5.0 2
Optolong Optolong City Light Supression / Light Pollution Reduction CLS Filter - Clip Filter for Canon EOS Cameras with Full Frame Sensor 5.0 2
Optolong Optolong City Light Supression / Light Pollution Reduction CLS Filter - Clip Filter for Nikon D7000/D7100 Cameras 5.0 2
Optolong Optolong City Light Supression / Light Pollution Reduction CLS Filter - Clip Filter for Nikon D5000/D5100 Cameras 5.0 2
Optolong Optolong City Light Supression / Light Pollution Reduction CLS-CCD Filter - Clip Filter for Canon EOS Cameras with APS-C Sensor 5.0 2
Optolong Optolong City Light Supression / Light Pollution Reduction CLS-CCD Filter - Clip Filter for Canon EOS Cameras with Full Frame Sensor 5.0 2
Optolong Optolong LRGB Imaging Filter Set - 31mm Round Unmounted 5.0 2
Optolong Optolong LRGB Imaging Filter Set - 36mm Round Unmounted 5.0 2
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