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Optolong Optolong CLS-CCD Filter Canon EOS-C Clip Filter
The CLS (City Light Suppression) broadband filter was developed to improve the visibility of a range of deep sky objects
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Optolong CLS-CCD Filter Canon EOS-C Clip Filter
$115.00
$92.00
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Optolong Optolong IR Pass 685nm Filter - 2" Mounted - IRPS685-200
The Optolong IR Pass 685nm Filter blocks wavelengths below 670nm to enhance contrast and surface detail and reduce the effects of seeing when used in IR-LRGB imaging of the moon and planets.
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Optolong IR Pass 685nm Filter - 2" Mounted - IRPS685-200
$115.00
$92.00
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Optolong Optolong UHC Filter Nikon NK-FF Full Frame Clip Filter
The UHC (Ultra High Contrast) broadband filter is designed to improve the visibility of various deepsky objects.
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Optolong UHC Filter Nikon NK-FF Full Frame Clip Filter
$115.00
$92.00
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Optolong Optolong UHC Filter Canon EOS-FF Full Frame Clip Filter
The UHC (Ultra High Contrast) broadband filter is designed to improve the visibility of various deepsky objects.
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Optolong UHC Filter Canon EOS-FF Full Frame Clip Filter
$115.00
$92.00
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Optolong Optolong CLS Filter Canon Full Frame Clip Filter #EOS-FF
Optolong CLS (City Light Suppression) is a dual-bandpass filter which selectively enhances emission from nebulas and suppresses the transmission of light pollution sources.
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Optolong CLS Filter Canon Full Frame Clip Filter #EOS-FF
$115.00
$92.00
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Optolong OIII 18nm Filter 2" Mounted
Optolong Optolong OIII 18nm Filter 2" Mounted
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Optolong OIII 18nm Filter 2" Mounted
$108.00
$86.40
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Optolong Optolong UHC Filter Canon EOS-C Clip Filter
The UHC (Ultra High Contrast) broadband filter is designed to improve the visibility of various deepsky objects.
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Optolong UHC Filter Canon EOS-C Clip Filter
$95.00
$76.00
Sale
Optolong Optolong CLS-CCD Filter 1.25" Mounted
Optolong CLS-CCD (City Light Suppression) is a dual-bandpass filter which selectively enhances emission from nebulas and suppresses the transmission of light pollution sources.
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Optolong CLS-CCD Filter 1.25" Mounted
$95.00
$76.00
Sale
Optolong Optolong CLS Filter EOS Clip Filter #EOS-C
Optolong CLS (City Light Suppression) is a dual-bandpass filter which selectively enhances emission from nebulas and suppresses the transmission of light pollution sources.
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Optolong CLS Filter EOS Clip Filter #EOS-C
$95.00
$76.00
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Optolong Optolong 1.25" Mounted H-Beta 25nm Filter
Optolong Optolong 1.25" Mounted H-Beta 25nm Filter
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Optolong 1.25" Mounted H-Beta 25nm Filter
$89.00
$71.20
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Optolong Optolong CLS Filter 2" Mounted
Optolong Optolong CLS Filter 2" Mounted
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Optolong CLS Filter 2" Mounted
$85.00
$68.00
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Optolong Optolong UHC Filter 2" Mounted
Optolong Optolong UHC Filter 2" Mounted
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Optolong UHC Filter 2" Mounted
$85.00
$68.00
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Optolong Optolong Night Sky 1.25" Mounted H-Alpha Filter (IR Pass 630nm)
The Optolong Night Sky H-Alpha filter, or IR-Pass 650nm filter, can be used for imaging of the Moon and planets as well as deep-sky h-alpha regions.
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Optolong Night Sky 1.25" Mounted H-Alpha Filter (IR Pass 630nm)
$79.00
$63.20
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Optolong Optolong IR Pass 685nm Filter - 1.25" Mounted - IRPS685-125
The Optolong IR Pass 685nm Filter blocks wavelengths below 670nm to enhance contrast and surface detail and reduce the effects of seeing when used in IR-LRGB imaging of the moon and planets.
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Optolong IR Pass 685nm Filter - 1.25" Mounted - IRPS685-125
$79.00
$63.20
Sale
Optolong Optolong OIII 18nm Filter
Optolong Optolong OIII 18nm Filter
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Optolong OIII 18nm Filter
$79.00
$63.20
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Optolong Optolong UV-IR Cut Filter - 2" Mounted - UVIR-200
Improve image sharpness with the addition of an Optolong UV-IR Cut Filter, which blocks Ultraviolet and Infrared transmissions but lets the visible spectral region shine through.
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Optolong UV-IR Cut Filter - 2" Mounted - UVIR-200
$65.00
$52.00
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Optolong Optolong UV-IR Cut Filter - 36mm Unmounted - UVIR-36U
Improve image sharpness with the addition of an Optolong UV-IR Cut Filter, which blocks Ultraviolet and Infrared transmissions but lets the visible spectral region shine through.
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Optolong UV-IR Cut Filter - 36mm Unmounted - UVIR-36U
$56.00
$44.80
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Optolong Optolong UHC Filter 1.25" Mounted
This UHC, or Ultra High Contrast, filter from Optolong provides a bit more contrast than the CLS filter, but works in much the same way.
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Optolong UHC Filter 1.25" Mounted
$55.00
$44.00
Sale
Optolong Optolong CLS Filters
The Optolong CLS filter is perfect for both visual and photographic applications in areas that suffer from artificial light pollution.
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Optolong CLS Filters
$55.00
$44.00
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Optolong Optolong Moon & SkyGlow Filter - 2" Mounted - MSG-200
The Optolong Moon & Skyglow Filter is perfect for both visual and photographic applications.
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Optolong Moon & SkyGlow Filter - 2" Mounted - MSG-200
$48.00
$38.40
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Optolong Optolong UV-IR Cut Filter - 31mm Unmounted - UVIR-31U
Improve image sharpness with the addition of an Optolong UV-IR Cut Filter, which blocks Ultraviolet and Infrared transmissions but lets the visible spectral region shine through.
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Optolong UV-IR Cut Filter - 31mm Unmounted - UVIR-31U
$45.00
$36.00
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Optolong Optolong UV-IR Cut Filter - 1.25" Mounted - UVIR-125
Improve image sharpness with the addition of an Optolong UV-IR Cut Filter, which blocks Ultraviolet and Infrared transmissions but lets the visible spectral region shine through.
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Optolong UV-IR Cut Filter - 1.25" Mounted - UVIR-125
$44.00
$35.20
Sale
Optolong Optolong Moon & SkyGlow Filter - 1.25" Mounted - MSG-125
The Optolong Moon & Skyglow Filter is perfect for both visual and photographic applications.
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Optolong Moon & SkyGlow Filter - 1.25" Mounted - MSG-125
$32.00
$25.60
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Optolong Optolong Clear Focusing Filter - 2" Mounted - CFF-200
With a 98.5% transmission of the visible spectrum region of 420-680nm, the Optolong Clear Focusing Filter can be used to easily focus your photographic subject before imaging.
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Optolong Clear Focusing Filter - 2" Mounted - CFF-200
$30.00
$24.00