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-Beta CMOS Narrowband 1.25" (76759)
The Narrowband series provides line filters with a full width at half maximum (FWHM) of 6.5 nanometres, recommended for optical systems with aperture ratios between f/10 and f/3.5. This range covers most telescopes commonly used by amateur astronomers. The FWHM is also suitable for smaller apertures and offers excellent value for money.
192.22 $ net price (non-EU countries)
Anatolii Livashevskyi
Product Manager
/ 
+48721808900
+48721808900
+48721808900
[email protected]
Description
The Narrowband series provides line filters with a full width at half maximum (FWHM) of 6.5 nanometres, recommended for optical systems with aperture ratios between f/10 and f/3.5. This range covers most telescopes commonly used by amateur astronomers. The FWHM is also suitable for smaller apertures and offers excellent value for money.
Specifications:
Capacity:
Central Wavelength (nm): 486.1
Half-Value Width (nm): 5.5
Frame:
Size: 1.25"
Mount Material: Aluminium
Coating: Reflex-Blocker™
Compatibility:
Connection to Telescope: 1.25"
Filter Thickness (mm): 2
Appropriate for Telescopes: f/15 to f/1.8
General Information:
Type: Filters
Build Type: Line filter
Series: Narrowband
Area of Application:
Useful for Photographs: Yes
Visually Useful: Yes
Twin Stars Observation: No
Moon & Planets Observation: No
Nebulae & Galaxies Observation: 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.