Object lens aperture: 60MM
Main focal length: 240MM
Focusing:
Dual-helical focusing, travel: 10MM
Includes one pair of six-point guide rings
Includes one finder dovetail mounting plate
Object lens aperture: 60MM
Main focal length: 240MM
Focusing:
Dual-helical focusing, travel: 10MM
Includes one pair of six-point guide rings
Includes one finder dovetail mounting plate