Sturdy and stable, features coaxial low positioned coarse and fine focusing with adjustable tension control for maximum comfort and convenience for personal user preference.
Automatic focus stop for rapid image focusing.
Precentered two lens, Abbe condenser N.A. 1.25 with iris diaphragm and filter holder, adjustable by rack and pinion control. The die-cast alloy base provides the ruggedness and stability necessary for years of heavy use. Trap door makes bulb replacement fast and easy. All optical surfaces are coated for maximum glare-free resolution and contrast. Lustrous oyster-white, acid and scratch resistant.