Step-Up Adapter M27-M46Step Up Rings by Midwest Optical Systems (MidOpt) Use larger diameter filters on lenses with smaller diameter filter threads Often mandatory for shorter focal length lenses in order to prevent vignetting Available sizes: SU22. 5 25. 5 SU77 105 Commonly referred to as a thread adapter Step Up Rings are most commonly used to adapt a larger diameter thread on items such as ring lights and filters to a smaller diameter thread (generally the thread on the

5HA-1 suggested replacement is CF12ZA-1S

Male Thread M34 Female Thread M37 Manufacturer Midwest Optical Systems

Fujinon CF50HA-1 Series Lens Features:

9° Back Focal Length 15

Focal Length: 8mm

FK100 Sizes & Part Numbers

Male Thread M62 Female Thread M58 Manufacturer Midwest Optical Systems

LB120 Light Balancing (Minus Red)

5 mm Angle of View @ 2/3″ 20

Swivellink AFSB-6XS

Swivellink AFSB-520XS-C-DMIC

making this an excellent starter kit