This 180mm lens unit for the SW 617 is produced by renowned German brand, Schneider, which prides itself on its state-of-the-art imaging capability. In addition, Horseman has independently developed a dedicated helical mount to produce high accuracy in visual measurements. The lens comes with a distance scale and a depth-of-field scale.

• Schneider Apo Simmer 180mm F5.6

• 4 : 6

• 277mmφ

• 17mm rise/fall each

• 14.8 ft (4.5 m)

• 72mmφ

• 3.46 lbs (1570 g)