Lighted magnifier provides magnified viewing for a variety of applications such as jewelry making, watch making, needlework, artwork, fly tying, electronic inspection, book reading, print inspection, and stamp collecting 80 led lights provide 20,000 hours of high-powered (1,000 lux) illumination to reduce eyestrain and to control brightness. 32-inch, adjustable arm with concealed springs and tension adjustment knobs sets securely in many positions. Comes with table attachment clamp for mounting.