Who it's for
- Enhanced Atmospheric Contrast
- Precision Optical Quality
- Compatibility with Niche Lenses
Who should skip it
- Limited Lens Compatibility
- Significant Light Loss
- Extreme Color Shift
Key Specs
Filter Type
Blue
Size
31mm
Shape
Round
Parallelism
less than 30 arcsec
Transmitted wavefront
better than 0.25 waves/inch
Material
Glass
Telescope Compatibility
Refractor, Reflector, Schmidt-Cassegrain, Maksutov-Cassegrain, Dobsonian
Barrel Diameter
31mm
Still have a question?
Ask Metto anything about the Chroma Filter before you decide.