Step-Down Adapter M62-M49Step 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

Swivellink AFSB-523-C-I2000

5 34mm RA034-34 35

Male Thread M49 Female Thread M48 Manufacturer Midwest Optical Systems

526 mm Exit Pupil Position -102

Gently dab the area – never rub the lens or filter surface

Male Thread M27 Female Thread M40

Camera mount: C-mount

LP850 Near-IR Longpass

12 mm Entrance Pupil Position Not Specified TV Distortion (%) 0

LA080 Light Balancing (Minus Blue)

Swivellink AFSB-SB-8

BN940-27 Narrow Near-IR Bandpass Filter