Plano-convex cylinder lenses are produced from ground and polished BK7 optical glass and condition light in only one dimension. The lenses are similar in appearance to spherical PCX lenses in profile, but rectangular in shape. Cylindrical lenses can transform a point of light into a line image, such as generating a line from a laser spot.
Industrial workplaces are governed by OSHA rules, but this isn’t to say that rules are always followed. While injuries happen on production floors for a variety of reasons, of the top 10 OSHA rules that are most often ignored in industrial settings, two directly involve machine design: lockout/tagout procedures (LO/TO) and machine guarding.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.