E-46-004 1:1.67 with 30mm and 50mm EFL Achromats, 30mm Achromatic Pair subcategory_ E-16996 20mm Dia
Baker’s notes & crumb story
Description
E 46 004 1:1.67 with 30mm and 50mm EFL Achromats, 30mm Achromatic Pair subcategory_ E 16996 20mm Dia E 16996 20mm Dia Sensor Dimensionsa Ø38 mm x 15 mm Active Detector Area 113