Step-Down Adapter M62-M55Step 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

06° Front Principle Point -24

BN630-27 Narrow Light Red Bandpass Filter

6 - ƒ/16 Image Size Not Specified Image Circle Diameter Not Specified Imager Format 2/3″ Light Spectrum Visible Resolution (MP) 5 Resolution (Pixel Size) 3

BN595 Narrow Orange Bandpass (580-610nm)

Focal Length: 50mm

5 μm Weight 50 Grams Mount C-Mount Filter Thread M27-0

85 mm Distance Between Principle Points 49

86 mm TV Distortion (%) -1

Swivellink SLM-SB-8

Slowly move the air stream over the optical surface at an angle

41 mm TV Distortion (%) 0

Male Thread M62 Female Thread M67 Manufacturer Midwest Optical Systems