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HF50HA-1S Technical Specifications:
526 mm Exit Pupil Position -123
This lens has been discontinued
27 mm Entrance Pupil Position Not Specified TV Distortion (%) 0
79° Front Principle Point -7
Step-Up Adapter M25.5-M27 Lens Type_Fixed Focal Length HF50HA-1S Technical Specifications:Step 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
