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15 mm Entrance Pupil Position 6
526 mm Exit Pupil Position -123
07 mm Chief Ray Angle Not Specified Front Principle Point -33
5 Female Thread M46 Manufacturer Midwest Optical Systems
Product Line / Series HF-SA-1 Lens Type Fixed Focal Length IP Rating Not Specified Focal Length 75 mm ƒ/N ƒ/1
Step-Up Adapter M55-M58 Resolution (MP)_12-23 15 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
