In the nebula filters category you will find both broadband and line filters. The latter only selectively allow the light of a certain spectral line through. OIII and H alpha filters are especially popular. Many deep sky objects will only reveal their full glory when observing using these filters!
As the name suggests, wideband and narrowband filters pass a wider range and narrower of the spectrum. They are used primarily to suppress light pollution.
Omegon
Filters Pro 2'' SII CCD filter
( 1 / 5 )
$ 188.88
ready for shipping in 24
h
Omegon
Filters Pro 1.25'' OIII CCD filter
$ 138.91
ready for shipping in 24
h
Omegon
Filters Pro 2'' CLS filter
$ 98.94
ready for shipping in 24
h
Omegon
Filters Pro 2'' OIII CCD filter
$ 178.88
ready for shipping in 24
h
Omegon
Filters OIII filter 1.25''
$ 88.94
ready for shipping in 24
h
Baader
Filters H-alpha CMOS Narrowband 65x65mm
$ 391.75
ready for shipping in 1-2
weeks
Baader
Filters SII CMOS f/2 Ultra-Highspeed 50x50mm
$ 433.72
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Highspeed 65x65mm
$ 396.74
ready for shipping in 24
h
Baader
Filters SII CMOS f/2 Ultra-Highspeed 2"
$ 401.74
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Ultra-Highspeed 31mm
$ 309.80
ready for shipping in 1-2
weeks
Baader
Filters H-alpha/OIII/SII CMOS f/2 Highspeed 31mm
$ 483.69
ready for shipping in 1-2
weeks
Baader
Filters SII CMOS f/2 Ultra-Highspeed 36mm
$ 351.77
ready for shipping in 1-2
weeks
Baader
Filters OIII CMOS f/2 Ultra-Highspeed 50.4mm
$ 420.73
ready for shipping in 1-2
weeks
Baader
Filters SII CMOS Ultra-Narrowband 31mm
$ 289.81
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS Ultra-Narrowband 50.4mm
$ 451.71
ready for shipping in 1-2
weeks
Baader
Filters OIII CMOS Narrowband 65x65mm
$ 385.75
ready for shipping in 1-2
weeks
Baader
Filters f/2 Highspeed SII CMOS 1.25"
$ 159.90
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Highspeed 31mm
$ 168.89
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Highspeed 50x50mm
$ 320.79
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Highspeed 36mm
$ 190.88
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Ultra-Highspeed 36mm
$ 375.76
ready for shipping in 1-2
weeks
Baader
Filters OIII CMOS f/2 Highspeed 36mm
$ 188.88
ready for shipping in 24
h
Baader
Filters OIII CMOS f/2 Ultra-Highspeed 36mm
$ 344.78
ready for shipping in 1-2
weeks
Baader
Filters OIII CMOS f/2 Ultra-Highspeed 50x50mm
$ 433.72
ready for shipping in 1-2
weeks
Omegon
Filters Nebula/ city light filter 1.25 ''
( 3.5 / 5 )
$ 39.87
ready for shipping in 24
h
Omegon
Filters Pro 1.25'' UHC filter
$ 68.96
ready for shipping in 24
h
Omegon
Filters UHC Filter, 1.25“
$ 68.96
ready for shipping in 24
h
Omegon
Filters Light Pollution Filter, 2”
( 3.33 / 5 )
$ 58.96
ready for shipping in 24
h
Omegon
Filters 7nm H-alpha 1.25 pro filter
$ 198.87
ready for shipping in 24
h
Omegon
Filters Pro 1.25'' SII CCD filter
$ 138.91
ready for shipping in 24
h
Omegon
Filters Pro 2'' UHC filter
$ 98.94
ready for shipping in 24
h
Omegon
Filters Pro 2'' H-alpha filter
$ 208.87
ready for shipping in 24
h
Omegon
Filters UHC Filter, 2"
$ 98.94
ready for shipping in 24
h
Omegon
Filters OIII Filter 2"
( 5 / 5 )
$ 118.92
ready for shipping in 24
h
Omegon
Filters 1.25'' deep sky filter
$ 88.94
ready for shipping in 24
h
Omegon
Filters Pro 1.25'' H-Beta filter
$ 98.94
ready for shipping in 24
h