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Ships within 48 hours · Estimated delivery Sep 23 - Sep 28
Step-Down Rings by Midwest Optical Systems (MidOpt)
526 mm Exit Pupil Position -52
17 Operating Temperature Range -10 to +50°C Dimensions 39 mm × 39 mm × 68 mm Angle of View @ 2/3″ 16
5 mm Angle of View @ 2/3″ 20
5 Resolution (Pixel Size) 7
Step-Down Adapter M82-M77 Resolution (Pixel Size)_5 μm Step-Down Rings by Midwest OpticalStep Down Rings by Midwest Optical Systems (MidOpt) Use smaller diameter filters on lenses with larger diameter filter threads The diameter of the filter or lighting to which step down rings are coupled will be much smaller than the diameter of the lens (often resulting in vignetting) Available sizes: SD27 25. 5 SD82 77 Commonly referred to as a thread adapter Larger diameter thread is male, smaller diameter thread is female. Adapter Properties Male
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