Pierre Gougelman had the first glass eye factory in the United States in 1851. At first, the public thought artificial eyes actually gave their wearers new sight. If only glass eyes worked that way!

When using a Class 3B or Class 4 laser, potential hazards from the direct beam exist to the eye and skin. The severity of these hazards is dependent upon the wavelength and the power output of the ...

Standard Operating Procedures (SOPs) are required for all Class 3B and Class 4 lasers and laser systems (including imbedded lasers if hazards are accessible), and must be approved by the Laser Safety ...

In the last 20 years, green lasers have shrunk from table-size lab equipment to pocket-portable presentation tools (not to mention cat toys). But making laser pointers a household item may have come ...

A Canada-wide recall has been issued for thousands of laser pointers sold online over concerns that they could cause serious injury. On Wednesday, Nov. 19, Health Canada issued a recall for the Gniby ...

Eye injuries are of primary concern. The effect to the eye depends on various factors, including pupil size, pigmentation, laser pulse duration and repetition, and wavelength. Pierre Gougelman had the ...

Lasers (Light Amplification by Stimulated Emission of Radiation), which produce an intense and highly directional beam of light, are used in many teaching and research applications on RIT's campus.

Laser Safety provides guidance for individuals who work with high-power Class 3B and Class 4 lasers and laser systems that operate at wavelengths between 180 nm and 1 mm. You are not required to train ...