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Filters are generally used in astronomy for contrast enhancement or for safely observing the sun. Whether galaxies, nebulae or the planets of our solar system - the various types of filters let you get a lot more out of your telescope than you may perhaps have realized.

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Products 1 - 36 of 1504
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Omegon Filters Moon filter 1.25"
Omegon
Filters Moon filter 1.25"
( 2 / 5 )
$ 19.90
ready for shipping in 24 h
Omegon Filters Variable grey filter 1.25"
Omegon
Filters Variable grey filter 1.25"
( 5 / 5 )
$ 39.90
ready for shipping in 24 h
Baader Sun filter foil AstroSolar® ECO-size OD 5.0 140x155mm
Baader
Sun filter foil AstroSolar® ECO-size OD 5.0 140x155mm
( 5 / 5 )
$ 17.90
ready for shipping in 24 h
Omegon Filters Nebula/ city light filter 1.25 ''
Omegon
Filters Nebula/ city light filter 1.25 ''
( 3.5 / 5 )
$ 39.90
ready for shipping in 24 h
Omegon Filters UHC Filter, 1.25“
Omegon
Filters UHC Filter, 1.25“
$ 69.00
ready for shipping in 24 h
Baader Sun filter foil 20 x 29 cm
Baader
Sun filter foil 20 x 29 cm
( 5 / 5 )
$ 31.90
ready for shipping in 24 h
Omegon Filters Light Pollution Filter, 2”
Omegon
Filters Light Pollution Filter, 2”
( 3.33 / 5 )
$ 59.00
ready for shipping in 24 h
Omegon Filters Pro 1.25'' UHC filter
Omegon
Filters Pro 1.25'' UHC filter
$ 69.00
ready for shipping in 24 h
Omegon Filters Color filter set 1,25'' (6 pieces)
Omegon
Filters Color filter set 1,25'' (6 pieces)
$ 69.00
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
Optolong Filters L-eXtreme 2"
Optolong
Filters L-eXtreme 2"
$ 359.00
ready for shipping in 24 h
Omegon Filters Variable Polarising Filter 2"
Omegon
Filters Variable Polarising Filter 2"
$ 69.00
ready for shipping in 24 h
Omegon Filters Pro 2'' UHC filter
Omegon
Filters Pro 2'' UHC filter
$ 99.00
ready for shipping in 24 h
Omegon solar filter, 150mm (6'')
Omegon
solar filter, 150mm (6'')
( 4 / 5 )
$ 59.00
ready for shipping in 24 h
Omegon Filters 1.25'' deep sky filter
Omegon
Filters 1.25'' deep sky filter
$ 89.00
ready for shipping in 24 h
OPT Filters Triad Ultra Quad-Band Narrowband Filter 2"
OPT
Filters Triad Ultra Quad-Band Narrowband Filter 2"
$ 2,280.00
ready for shipping in 24 h
DayStar Filters 0.5Å H-alpha Quantum PE filter
DayStar
Filters 0.5Å H-alpha Quantum PE filter
$ 28,400.00
ready for shipping in 3-6 months
Omegon Filters 1.25" premium Skylum filter
Omegon
Filters 1.25" premium Skylum filter
$ 19.90
ready for shipping in 24 h
Omegon Filters Premium Moon Filter 13% transmission 2''
Omegon
Filters Premium Moon Filter 13% transmission 2''
$ 24.90
ready for shipping in 24 h
Optolong Filters L-Quad Enhance 2"
Optolong
Filters L-Quad Enhance 2"
RRP:  $ 261.00
Our price:
$ 250.00
ready for shipping in 24 h
Omegon solar filter, 130mm
Omegon
solar filter, 130mm
$ 24.90
ready for shipping in 24 h
Omegon Filters 2'' Moon filter 25% Transmission
Omegon
Filters 2'' Moon filter 25% Transmission
( 3.5 / 5 )
$ 24.90
ready for shipping in 24 h
Omegon solar filter, 90mm
Omegon
solar filter, 90mm
$ 24.90
ready for shipping in 24 h
Optolong Filters L-Ultimate 2"
Optolong
Filters L-Ultimate 2"
$ 435.00
ready for shipping in 24 h
Omegon solar filter, 60-80mm
Omegon
solar filter, 60-80mm
$ 19.90
ready for shipping in 24 h
ZWO Filter Holder with Filter Drawer 2"
ZWO
Filter Holder with Filter Drawer 2"
RRP:  $ 130.00
Our price:
$ 125.00
ready for shipping in 24 h
ZWO Filter Holder with Filter Drawer 2"
ZWO
Filter Holder with Filter Drawer 2"
RRP:  $ 130.00
Our price:
$ 125.00
ready for shipping in 24 h
ZWO EFW 5x2"
ZWO
EFW 5x2"
RRP:  $ 530.00
Our price:
$ 461.00
ready for shipping in 24 h
Omegon solar filter, 114mm
Omegon
solar filter, 114mm
( 4 / 5 )
$ 24.90
Product can be shipped as of 15.11.2024
ZWO Blocking Filters UV/IR 1.25"
ZWO
Blocking Filters UV/IR 1.25"
$ 97.00
ready for shipping in 24 h
Lunt Solar Systems Filters LS 100F Ha H-Alpha filter set for 3400mm focal length
Lunt Solar Systems
Filters LS 100F Ha H-Alpha filter set for 3400mm focal length
$ 15,300.00
ready for shipping in 1-2 weeks
Omegon Filters OIII Filter 2"
Omegon
Filters OIII Filter 2"
( 5 / 5 )
$ 119.00
ready for shipping in 24 h
Vaonis Filters Dual Band Filter for VESPERA
Vaonis
Filters Dual Band Filter for VESPERA
$ 435.00
ready for shipping in 3-5 weeks
IDAS Filters Type 4 BGR+L 31mm
IDAS
Filters Type 4 BGR+L 31mm
$ 1,090.00
Sale price:
$ 815.06
ready for shipping in 24 h
Astroprints Filter holder with Dew Shield for ZWO Seestar S50 2"
Astroprints
Filter holder with Dew Shield for ZWO Seestar S50 2"
$ 55.00
ready for shipping in 24 h
Lunt Solar Systems Filters LS 100F Ha H-Alpha filter set for 1800mm focal length
Lunt Solar Systems
Filters LS 100F Ha H-Alpha filter set for 1800mm focal length
$ 13,600.00
ready for shipping in 1-2 weeks