From THK Photo:
NEW HOYA alpha FILTERS
For Immediate Release
October 1, 2012
- Multi-coated UV reduces reflections off the surface of the glass.
- Great optical quality at an affordable price.
- Precision milled aluminum frame.
These new HOYA series plus the EVO filters are manufactured by HOYA exclusively for distribution in the United States of America.
B&H carries Hoya filters.