Baader Narrowband H-alpha Filter CMOS f/2 Highspeed 36mm

The Baader H-alpha CMOS f/2 Highspeed 36mm is a professional narrowband filter that offers maximum performance with f/2 optics. The modified interference coating corrects for wavelength shift in high-speed systems, keeping transmission exactly around 656.3 nm.

Application:
For filter wheels with 36 mm ongevatt filters, RASA and HyperStar optics and all emission nebulae with strong Hα lines.

Specifications:
Type: Hα CMOS f/2 High-speed
Diameter: 36 mm
Central wavelength: 656.3 nm
Bandwidth: ±6.5 nm
Transmission:>90%
Country of origin: Germany