- 50mm Square H-alpha 5nm Narrowband Filter
- Parfocal for systems f/4.0 or slower
- Transmitted wavefront better than 0.25 waves/inch
- Made in America
- Filter sizes up to 2-inch come with a complimentary TPO Filter Case (OS-CF2) to keep your filter safe.
Sale!
Chroma 50mm Square H-alpha 5nm Filter
Original price was: $828.00.$595.43Current price is: $595.43.
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