Mamiya 645 210mm f/4

 

 

Summary
Lens Composition          
5 elements in 4 groups
Angular Field ~19 degrees (35mm EFL: 130mm)
Minimum Focus 2.5m/8.2ft
Focusing Action MF
f-stop Scale f/4-f/32, manual
Filter Size 58mm
Lens Hood N/A
Weight 715g/25.2oz
Dimensions 137x70mm/5.4x2.8"
Lens Case N/A