Step-Up Adapter M55-M58 Resolution (MP)_12-23 19 mm Entrance Pupil Position

19 mm Entrance Pupil Position -27

07 Operating Temperature Range -10 to +50°C Dimensions 51 mm × 51 mm × 48

Male Thread M52 Female Thread M58 Manufacturer Midwest Optical Systems

HF75SA-1 suggested replacement is HF75XA-5M

07 mm Chief Ray Angle Not Specified Front Principle Point -33

Step-Up Adapter M55-M58 Resolution (MP)_12-23 19 mm Entrance Pupil PositionStep 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