From June 2008. Only available Here!
Prismatic, metal-mounted silicate-glass lenses are incorporated into the light, sturdy metal structure that has a flip-up function. The optics are made from silicate glass, which is very scratch-resistant, has a very high resolution (very sharp!) and produces an extremely high contrast image- Schweizer uses a UV absorbent optical crown as used with prescription lenses (refractive index n=1.52). Spare prisms always available (click here to view) The housing (as well as the optics) is resistant to nearly all chemicals and solvents. A long-life high-performance LED with a lighting color of approximately 6000K rounds off this magnifier. The headband magnifier is also perfect if you wear spectacles: you can keep your spectacles on without discomfort .Spare prisms will always be available- something to look out for when investing in a magnifier. Delivery of the Professional Set comprises of 6 prisms, the LED-headband including the case padded with rubber foam for safe storage and transport.