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Blocking filters block either short wavelength UV or long wavelength infrared light. There are also filters that block both of these wavelength regions.

Products 1 - 21 of 21
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Omegon Blocking Filters Infrared band elimination filter
Omegon
Blocking Filters Infrared band elimination filter
$ 24.90
ready for shipping in 24 h
Omegon Blocking Filters 1.25''UV / IR cut-off filter
Omegon
Blocking Filters 1.25''UV / IR cut-off filter
$ 79.00
ready for shipping in 24 h
ASToptics Blocking Filters UV-IR CUTTING FILTER (2")
ASToptics
Blocking Filters UV-IR CUTTING FILTER (2")
$ 63.00
ready for shipping in 24 h
Lumicon Infrared blocking filter 1.25''
Lumicon
Infrared blocking filter 1.25''
Sale price:
$ 210.00
$ 135.82
ready for shipping in 24 h
Baader Blocking Filters Solar Continuum 1.25"
Baader
Blocking Filters Solar Continuum 1.25"
$ 126.00
ready for shipping in 24 h
Baader Blocking Filters Solar Continuum 2"
Baader
Blocking Filters Solar Continuum 2"
$ 209.00
ready for shipping in 1-2 weeks
Celestron Blocking Filters Skyris IR-Cut Filter 1,25"
Celestron
Blocking Filters Skyris IR-Cut Filter 1,25"
$ 47.90
ready for shipping in 24 h
Astronomik Blocking Filters Infrared-cutting filter, SC
Astronomik
Blocking Filters Infrared-cutting filter, SC
Sale price:
$ 147.00
$ 114.77
ready for shipping in 24 h
ZWO Blocking Filters UV/IR 1,25"
ZWO
Blocking Filters UV/IR 1,25"
$ 85.00
ready for shipping in 24 h
Astronomik Blocking Filters Infrared cutting filter, T2
Astronomik
Blocking Filters Infrared cutting filter, T2
$ 94.00
ready for shipping in 24 h
Astronomik 2'' IR blocking filter
Astronomik
2'' IR blocking filter
$ 105.00
ready for shipping in 24 h
Lumicon Blocking Filters Minus Violet 1.25''
Lumicon
Blocking Filters Minus Violet 1.25''
$ 73.00
Product can be shipped as of 01.03.2023
Artesky Blocking Filters IR-Cut 2"
Artesky
Blocking Filters IR-Cut 2"
$ 71.00
ready for shipping in 3-5 weeks
Lumicon Blocking Filters Minus Violet 2''
Lumicon
Blocking Filters Minus Violet 2''
$ 94.00
Product can be shipped as of 01.03.2023
ZWO Blocking Filters IR-CUT Protect Window ASI D21
ZWO
Blocking Filters IR-CUT Protect Window ASI D21
Our price:
RRP:  $ 31.90
$ 26.90
ready for shipping in 24 h
DayStar Blocking Filters UV/IR 2"
DayStar
Blocking Filters UV/IR 2"
$ 199.00
ready for shipping in 6-10 weeks
ZWO Blocking Filters IR-CUT Protect Window ASI D25
ZWO
Blocking Filters IR-CUT Protect Window ASI D25
$ 31.90
ready for shipping in 1-2 weeks
Astrodon Blocking Filters Exoplanet BB 1.25" filter
Astrodon
Blocking Filters Exoplanet BB 1.25" filter
$ 294.00
Product can be shipped as of 01.03.2023
Astronomik 1.25" IR blocking filter
Astronomik
1.25" IR blocking filter
$ 63.00
ready for shipping in 24 h
Astrodon Blocking Filters Exoplanet BB 49.7mm filter, unmounted
Astrodon
Blocking Filters Exoplanet BB 49.7mm filter, unmounted
$ 463.00
Product can be shipped as of 01.03.2023
Astrodon Blocking Filters Exoplanet BB 49.7 x 49.7mm filter, unmounted
Astrodon
Blocking Filters Exoplanet BB 49.7 x 49.7mm filter, unmounted
$ 580.00
Product can be shipped as of 01.03.2023