Step-Up Adapter M72-M82Step 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

15 mm Entrance Pupil Position 6

2 μm Weight 50 Grams Mount C-Mount Filter Thread M30

Male Thread M62 Female Thread M46 Manufacturer Midwest Optical Systems

ND300 Absorptive Neutral Density Filter | 0

Swivellink SLM-523-C-I2000

Available sizes: SD27-25

Aperture: f/1

4° Back Focal Length 15

For international orders

Surface quality of filters in the NS100 is better than 60/40

About Midwest Optical Systems Professional Optics Cleaning Kit

Larger diameter thread is male