Step-Up Adapter M37.5-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

Swivellink AFSB-2XS90

3 Resolution (Pixel Size) Not Specified Weight 50 Mount C-Mount Filter Thread M25

6° Back Focal Length 9

5 Minimum Object Distance 300 mm Magnification Not Specified Front Diameter 16 mm Rear Effective Diameter 10

07 Operating Temperature Range -10 to +50°C Dimensions 29 mm × 29 mm × 46

Swivellink AFSB-1102

5 Minimum Object Distance 260 mm Magnification Not Specified Front Diameter 11

(From Mount) -12

3 Resolution (Pixel Size) Not Specified Weight 40 Mount C-Mount Filter Thread M25

Tamron 23FM25SP

The Tamron M112FM lenses are suitable for 1:1

23FM12 Technical Specifications: