Different filters can perform quite different functions:
- Neutral filters suppress the light from bright objects. These filters are available as simple Moon filters, grey filters or variable polarising filters.
- Colour filters increase the contrast of certain structures when observing planets. They are therefore often referred to as planetary filters.
- There are also special colour filters for astrophotography, usually as L-RGB filter sets.
- Nebula filters, also known as interference filters, block parts of the spectrum. This can, for example, suppress light pollution and increase contrast (UHC and CLS filters). Line filters only let light from specific spectral lines pass through, and are ideal for observing astronomical nebulae.
- Blocking filters block the light from a certain wavelength, pass filters on the other hand let it through. For example, a UV blocking filter can suppress harmful UV rays.
The correct choice of filter will considerably increase your telescope’s range of applications.
Omegon
Filters Variable grey filter 1.25"
( 5 / 5 )
$ 39.90
ready for shipping in 24
h
Omegon
Filters Color filter red 1.25''
$ 14.90
ready for shipping in 24
h
Omegon
Filters #11 1.25'' colour filter, green
$ 14.90
ready for shipping in 24
h
Omegon
Filters #38A 1.25''colour filter, dark blue
$ 14.90
ready for shipping in 24
h
Omegon
Filters Variable Polarising Filter 2"
$ 69.00
ready for shipping in 24
h
Omegon
Filters Pro 2'' CLS filter
$ 99.00
ready for shipping in 24
h
Omegon
Blocking Filters Infrared band elimination filter
( 5 / 5 )
$ 24.90
ready for shipping in 24
h
Omegon
Filters Color filter light blue 1.25''
$ 14.90
ready for shipping in 24
h
Omegon
Filters Color filter violet 1.25"
$ 14.90
ready for shipping in 24
h
Omegon
Filters Pro 2'' SII CCD filter
( 1 / 5 )
$ 189.00
ready for shipping in 24
h
Omegon
Filters Color filter yellow 1.25''
$ 14.90
ready for shipping in 24
h
Omegon
Filters Color filter green 1.25''
$ 14.90
ready for shipping in 24
h
Omegon
Filters colour filter #11 yellowgreen 2"
$ 24.90
ready for shipping in 24
h
Omegon
Filters #47 2'' colour filter, violet
$ 24.90
ready for shipping in 24
h
Omegon
Filters #38A 2'' colour filter, dark blue
$ 24.90
ready for shipping in 24
h
Omegon
Filters Pro 1.25'' OIII CCD filter
$ 129.00
ready for shipping in 24
h
Omegon
Filters Pro 2'' OIII CCD filter
$ 179.00
ready for shipping in 24
h
Omegon
1.25'' filter wheel
$ 189.00
ready for shipping in 24
h
Omegon
Filters #25 2'' colour filter, red
$ 24.90
ready for shipping in 24
h
Omegon
Filters #23A 1.25'' colour filter, light red
$ 14.90
ready for shipping in 24
h
Omegon
Filters #80A 2'' colour filter, blue
$ 24.90
ready for shipping in 24
h
Omegon
Filters 1.25" premium Skylum filter
$ 19.90
ready for shipping in 24
h
Omegon
Filters Color filter set 1,25'' (6 pieces)
$ 69.00
ready for shipping in 24
h
Omegon
Filters 2'' Moon filter 25% Transmission
( 3.5 / 5 )
$ 24.90
ready for shipping in 24
h
Omegon
Filters Moon filter 25% transmission 1.25"
$ 34.90
ready for shipping in 24
h
Omegon
Filters Premium Moon Filter 13% transmission 2''
$ 24.90
ready for shipping in 24
h
Omegon
Filters OIII filter 1.25''
$ 89.00
ready for shipping in 24
h
Omegon
Filters #80A 1.25'' colour filter, blue
( 5 / 5 )
$ 14.90
ready for shipping in 24
h
Omegon
Filters Moon filter 1.25"
( 2 / 5 )
$ 19.90
ready for shipping in 24
h
Baader
Filters H-alpha CMOS f/2 Highspeed 36mm
$ 196.00
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Highspeed 65x65mm
$ 408.00
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Ultra-Highspeed 31mm
$ 319.00
ready for shipping in 1-2
weeks
Baader
Filters H-alpha/OIII/SII CMOS f/2 Highspeed 31mm
$ 497.00
ready for shipping in 1-2
weeks
Baader
Filters OIII CMOS Narrowband 65x65mm
$ 397.00
ready for shipping in 1-2
weeks
Baader
Filters OIII CMOS f/2 Highspeed 36mm
$ 194.00
ready for shipping in 24
h
Baader
Filters OIII CMOS f/2 Ultra-Highspeed 36mm
$ 354.00
ready for shipping in 1-2
weeks