Topcon’s SL-3G Offers Classic Design for Comprehensive Clinical Exams Bright, even illumination, optimum color rendition, and effortless control with Topcon’s new SL-3G slit lamp. Features Powerful halogen bulb Magnifications: 10X, 16X Smooth, effortless control with Topcon’s omni-directional joystick Slit beam inclination up to 20 degrees for added versatility Continuous adjustment of slit aperture Four built-in filters: cobalt blue, red-free, 13% neutral density and heat absorbing Accepts Goldmann R900 Tonometer Precise angular measurement scale simplifies the fitting of astigmatic contact lenses