Top Pick
Top Pick
Who it's for
- Scientific-Grade Optical Performance
- Superior Contrast and Light Pollution Rejection
- Excellent Coating Durability and Minimal Halos
Who should skip it
- Premium Price Point
- Demanding Exposure Requirements
- Sensitivity to Fast Optical Systems
Key Specs
Filter Type
OIII Nebula
Size
36mm
Shape
Round
Material
Glass
Connection Interface
1.25 inch
Accessory Type
Filter
Parfocal for systems f/4.0 or slower
Transmitted wavefront better than 0.25 waves/inch
Parallelism
less than 30 arcsec
Still have a question?
Ask Metto anything about the Chroma OIII Narrowband Filter before you decide.
