The RLLE Series is a conventional approach to magnification and inspection lighting. It provides 4 diopters of magnification and the most rugged construction of any "ring magnifier" in the industry. An optional snap-in Add-X lens increases magnification to 8 diopters. This light is ideal for dermatology and cosmetic applications. Features A permanent optical glass lens provides 4 diopters of magnification To increase magnification, a 12d bonded inset on the 4d lens is available For even stronger magnification, a 4d "ADD-X" lens can be ordered for either RLLE model A 22-watt circline lamp provides even light distribution to the work surface The spring-loaded base contributes to adjustability A lens cover protects against dust and scratches For longer reach applications, order our "Max" version offering a 43.5" reach and handy "pull" handle An industrial-grade clamp is included