Mechanical tube length ： 160mm
Objective ： Achromatic object lens 4X, 10X, 40(S), 100X(S)
Eyepiece ： 10X, 16X
Objective lens conjugate distance ： 195mm
Focusing ： Coarse & Fine focusing
Stage ： 75X 50mm
Condenser NA 1.25
Illumination: 6V / 12W