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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
7° Back Focal Length 22
88 mm Rear Principle Point -30
526 mm Exit Pupil Position -42
0° Back Focal Length 24
Step-Up Adapter M27-M46 Format Monofocal_1/1.7″ 7° Back Focal Length 22Step 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
