Our company is involved in preparing official permits from the Polish Ministry of Development and Technology, which allows us to export all dual-use drones, optics, and portable radiophones without VAT on the Polish side / and without VAT on the Ukrainian side.
Askar Filters Colour Magic OIII/H-Alpha Duo 2" (77781)
The Askar Duo Narrowband Filter with a 6 nm bandwidth is an essential tool for deep-sky astrophotography, designed to enhance image quality by eliminating background light and improving contrast. Ideal for use with modern cameras, telescopes, and camera lenses, this filter allows astrophotographers to capture stunning nebulae and galaxies even under light-polluted skies or bright moonlight. Its advanced design ensures excellent halation control, minimizing halos and reflections around stars for sharper, more detailed images.
398.31 $ net price (non-EU countries)
Anatolii Livashevskyi
Product Manager
/ 
+48721808900
+48721808900
+48721808900
[email protected]
Description
- Central wavelength (nm): 500.7 & 656.3
- Half-value width (nm): 6
- Filter thickness (mm): 1.85
- Frame: 2"
- Transmission: 90% & 95%
- Mount material: Aluminium
- Coating of optical system: Multiple
- Type: Filters
- Type of build: Line filter
- Series: Duo
- Useful for photographs: Yes
- Visually useful: No
- Twin stars: No
- Moon & Planets: No
- Nebulae & Galaxies: Yes
Data sheet
Official permits of the Ministry of Development and Technology
Our company is involved in preparing official permits from the Polish Ministry of Development and Technology, which allows us to export all dual-use drones, optics, and portable radiophones without VAT on the Polish side / and without VAT on the Ukrainian side.