Step-Down Adapter M82-M77 Resolution (Pixel Size)_5 μm 53 Operating Temperature Range -10

53 Operating Temperature Range -10 to +50°C Dimensions 56 mm × 56 mm × 60

5HA-1 suggested replacement is CF12ZA-1S

Male Thread M82 Female Thread M77 Manufacturer Midwest Optical Systems

larger diameter thread is female

17 Operating Temperature Range -10 to +50°C Dimensions 39 mm × 39 mm × 68 mm Angle of View @ 2/3″ 16

Step-Down Adapter M82-M77 Resolution (Pixel Size)_5 μm 53 Operating Temperature Range -10Step 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