Step-Up Adapter M34-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

Product Line / Series HF-12M Lens Type Fixed Focal Length IP Rating Not Specified Focal Length 25 mm ƒ/N ƒ/1

78 mm TV Distortion (%) 0

Help maintain the durability and lifespan of your optical components with the MidOpt Professional Optics Cleaning Kit

BP590-27 Orange Bandpass Filter

77 mm Rear Principle Point -57

74 μm Weight 155 Grams Mount C-Mount Filter Thread M37

526 mm Exit Pupil Position -123

21 TV Distortion [%] -2

Male Thread M62 Female Thread M49 Manufacturer Midwest Optical Systems

9 - f/22 HF50HA-1B

SP701 Extended Hot Mirror / Reflects up to 1550nm

High Peripheral Light Transmission: