Anti-Halo PRO Dual-Band 2″ Ha+OIII filter

Anti-Halo PRO Dual-Band 2″ Ha+OIII filter

Frame thickness: body 5mm+ thread 2.5mm, a total of 7.5mm

Filter glass thickness: 1.85mm

Ha CWL: 656.3nm      Band Width: 3.7±0.5nm OIII CWL: 500.7nm     Band Width: 3.2±0.5nm

Transmittance: >=85%

Blocking depth: OD5 (200-1100nm)

https://youtu.be/YPfMhKGyK1Y