Top Pick
Top Pick
Who it's for
- High Contrast & Light Pollution Suppression
- Unmounted Format Versatility
- Durable and Reliable Coatings
Who should skip it
- Extended Exposure Requirements
- Handling and Mounting Difficulty
- Potential for Star Halos
Key Specs
Bandpass
7nm
Filter Shape
Round
Filter Thickness
2mm
Filter Type
H Alpha
Size
36mm
Material
Glass
Connection Interface
1.25 inch
Accessory Type
Filter
Still have a question?
Ask Metto anything about the Optolong H-Alpha Filter before you decide.
