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optical instrument consisting of a frame that holds a pair of lenses for correcting defective vision

Mounting Eyeglass

optical instrument consisting of a frame that holds a pair of lenses for correcting defective vision

Safety glasses are usually made with shatter-resistant plastic lenses to protect the eye from flying debris. Although safety lenses may be constructed from a variety of materials of various impact resistance, certain standards suggest that they maintain a minimum 1 millimeter thickness at the thinnest point, regardless of material. Safety glasses can vary in the level of protection they provide.

Round Safety Glasses

Safety glasses are usually made with shatter-resistant plastic lenses to protect the eye from flying…

Optical instrument consisting of a frame that holds a pair of lenses for correcting defective vision

Early Design Spectacles

Optical instrument consisting of a frame that holds a pair of lenses for correcting defective vision