The MidOpt 40/20 Scratch-Dig Standard

Most MidOpt filters are designed with a 40/20 scratch-dig ratio. What exactly does this mean in terms of your image results? Surface quality is important for optimal image results

MidOpt Filters Where Image Quality Begins - Site ftp Elvitec

Machine VIsion Filters - Midwest Optical - Power Motion

Machine VIsion Filters - Midwest Optical - Power Motion

Midwest Optical Filters Blue Attenuation Filter, 34 mm Thread

Midwest Optical Systems

Training Archive

A Manufacturer and Designer of gaging, Imaged, Optical, and Calibration Products - Gage-Line Technology, Inc.

Training Archive

Midwest Optical SP625

Understanding Surface Quality Specifications