Optical system : UIS ( universal optical system）
Eyepiece : field wide F.N = 18 (anti-mould)
Objectives : 4X , 10X, 40X, 100X
Viewing head : binocular head , inclined at 30 , interpupillary distance 48-75mm
Nosepiece : quadruple
Condenser :abbe condenser , NA=1.25 (when immersed in oil )
Stage : size 140x135mm , moving range 75x45mm
Focusing : stage height adjustment mechanism fine adjustment , scale 0.002mm per turn coaxial coarse range 14mm
Illumination : epi-kohler illumination 6V 20W ,halogen lamp 100-240V 50/60HZ
Optional parts : reflecting mirror , LED light , 15X eyepiece , quintuple nosepiece , objectives 20X , 60X
