Step-Up Adapter M46-M58 Focal Length_12.5 mm 5 Minimum Object Distance 100

5 Minimum Object Distance 100 mm Front Diameter 39 mm Focus Control Manual Iris Control Manual Flange Back in Air 17

64 mm Rear Principle Point 5

Compatible with sensor formats up to and including 2/3"

For international orders

HF1218-12M suggested replacement is CF12ZA-1S

Step-Up Adapter M46-M58 Focal Length_12.5 mm 5 Minimum Object Distance 100Step Up Rings by Midwest Optical Systems (MidOpt) Use larger diameter filters on lenses with smaller diameter filter threads Often mandatory for shorter focal length lenses in order to prevent vignetting Available sizes: SU22. 5 25. 5 SU77 105 Commonly referred to as a thread adapter Step Up Rings are most commonly used to adapt a larger diameter thread on items such as ring lights and filters to a smaller diameter thread (generally the thread on the