Top Pick
Top Pick
Who it's for
- Superior Optical Quality
- Excellent Light Pollution Rejection
- High Manufacturing Precision and Durability
Who should skip it
- Premium Price Point
- Requires Longer Exposure Times
- Potential for Bandpass Shift in Fast Optics
Key Specs
Filter Type
OIII
Size
1.25"
Parfocal for systems f/4.0 or slower
Transmitted wavefront better than 0.25 waves/inch
Parallelism
less than 30 arcsec
Material
Glass
Connection Interface
1.25 inch
Accessory Type
Filter
Filter Type
Nebula
Still have a question?
Ask Metto anything about the Chroma OIII Narrowband Filter before you decide.
