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.
Baader Filters H-alpha CMOS f/2 Highspeed 31mm (70908)
The H-alpha filter transmits light at a wavelength of 656 nm. It is an excellent narrowband filter for H-alpha astrophotography, offering high-contrast imaging and revealing intricate nebula details, even in areas with significant light pollution.
160.54 $ net price (non-EU countries)
Anatolii Livashevskyi
Product Manager
/ 
+48721808900
+48721808900
+48721808900
[email protected]
Description
The H-alpha filter transmits light at a wavelength of 656 nm. It is an excellent narrowband filter for H-alpha astrophotography, offering high-contrast imaging and revealing intricate nebula details, even in areas with significant light pollution.
Specifications:
Capacity
Central wavelength (nm): 656.3
Half-value width (nm): 6.5
Frame
Type: Ring
Material: Aluminium
Optical Coating
Type: Reflex-Blocker™
Appropriate for...
f-ratio range: f/3.4 - f/1.8
Filter thickness (mm): 2
Filter size (mm): 31
General Information
Type: Filters
Build type: Line filter
Series: f/2 Highspeed
Area of Application:
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.