Step-Up Adapter M25.5-M37Step 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

0mm to 100mm

Male Thread M77 Female Thread M95 Manufacturer Midwest Optical Systems

1 μm Weight 95 Grams Mount C-Mount Filter Thread M30

Weight: 235g

HF2518-12M suggested replacement is CF25ZA-1S

NF550 Magenta Dichroic (Green Block)

Product Line / Series HF-12M Lens Type Fixed Focal Length IP Rating Not Specified Focal Length 16 mm ƒ/N ƒ/1

5 27mm RA034-27 30

Swivellink AFSB-SB-30

LB120 Light Balancing (Minus Red)

HF25HA-1S Technical Specifications:

50 mm Distance Between Principle Points 19