This 5 diopter 4" x 2" inspection magnifier, with a sliding protective lens cover. Created in black to prevent discoloration caused by U.V. rays that commonly effect white and gray lamps. Equipped with an extra long 10' cord and optical quality lens made of precision ground white crown glass.

Always use caution when working with any source of u.v. light. The u.v. light emitted by this lamp is certified U.V.-A of a wavelength of 315-400nm.