Optolong L-Para uses 10 nm H-alpha and OIII passbands for emission-nebula imaging with normal and fast optics.

Key features

• Dual 10 nm H-alpha and OIII passbands

• Manufacturer specifies compatibility from f/2

• 2″ mounted format

Filter format

Supplied as a 2″ mounted filter. Check compatibility with your filter wheel or holder before ordering.