William Optics M80 to M54 Flattener Adapter
William Optics M80 to M54 Flattener/Adapter
This field flattener from Williams Optics adapts M80 to M54. (M80 to M54 x 0.75) (Flat68III, Flat7A)
This field flattener from Williams Optics adapts M80 to M54. (M80 to M54 x 0.75) (Flat68III, Flat7A)