Step-Down Adapter M52-M48Step 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

The RA060 can be adjusted through 300 Degrees and is available in sizes from M46 to M62

Locking Holes

Male Thread M67 Female Thread M72 Manufacturer Midwest Optical Systems

CF75HA-1 Technical Specifications:

PS007 Polarizer Film 125mm x 95mm

ND300 Absorptive Neutral Density Filter | 0

526 mm Exit Pupil Position -93

LA120 Light Balancing Filter

Male Thread M58 Female Thread M62 Manufacturer Midwest Optical Systems

93° Front Principle Point -35

Material is POM-C Acetal

the kit also includes technical information