O-III Filters

The O-III line at 501nm is an important emission line of many Nebula objects and SN remnants. An extreme background contrast can be achieved even in urban areas with narrow-band filters.
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The Altair Astro Premium Oiii 6.5nm filter is designed for astro imaging of nebulae with Mono CCD or CMOS cameras, blocking light pollution by cutting out the light pollution wavelengths. The filter blocks UV IR and has an anti-reflection AR coating.
167.23 €
Delivery date : 3-4 days
The Astronomik 12 nm OIII CCD  filter 50x50mm is an extremely narrow emission-line filter for CCD photography
284.87 €
Delivery date : 3-4 days
The Astronomik 12 nm OIII CCD  filter 1.25" is an extremely narrow emission-line filter for CCD photography
108.40 €
Delivery date : 1-2 days
The Astronomik 12 nm OIII CCD  filter 2" is an extremely narrow emission-line filter for CCD photography
251.26 €
Delivery date : 1-2 days
The Astronomik 12 nm OIII CCD  filter SC is an extremely narrow emission-line filter for CCD photography
251.26 €
Delivery date : 3-4 days
The Astronomik 12 nm OIII CCD  filter Clip EOS APS-C is an extremely narrow emission-line filter for CCD photography
158.82 €
Delivery date : 3-4 days
The Astronomik 12 nm OIII CCD  filter Clip EOS M is an extremely narrow emission-line filter for CCD photography
175.63 €
Delivery date : 3-4 days
The Astronomik 12 nm OIII CCD  filter Clip Filter EOS XL is an extremely narrow emission-line filter for CCD photography
251.26 €
Delivery date : 3-4 days
The Astronomik 12 nm OIII CCD  filter d=27mm is an extremely narrow emission-line filter for CCD photography
108.40 €
Delivery date : 3-4 days
The Astronomik 12 nm OIII CCD  filter d=31mm is an extremely narrow emission-line filter for CCD photography
133.61 €
Delivery date : 3-4 days
The Astronomik 12 nm OIII CCD  filter d=36mm is an extremely narrow emission-line filter for CCD photography
158.82 €
Delivery date : 3-4 days
The Astronomik 12 nm OIII CCD  filter d=50mm is an extremely narrow emission-line filter for CCD photography
251.26 €
Delivery date : 3-4 days