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Model
L790A
L790B
Eyepiece
WF10X(¦µ18mm)
Objective
Achromatic 4X/0.10
Achromatic 4X/0.10
Achromatic 10X/0.25
Achromatic 10X/0.25
Achromatic 40X/0.65(Spring)
Achromatic 40X/0.65(Spring)
Achromatic100X/1.25(Spring oil)
Eyepiece tube
Monocular,360˚ rotatable (Inclination of 45˚)
Nosepiece
Triple(Frontward ball bearing outer locating)
Quadruple (Frontward ball bearing outer locating)
Focus system
Coaxial coarse/fine focus system. Minimum division of fine focusing: 4μm
Stage
Fixed(Size:120mmX120mm, With five holes fixed iris diaphragm)
Double-layer mechanical, size:125mmX115mm, move range:70mmX30mm
Abbe condenser
Rack &pinion adjustment
Collector
For LED lamp
Light source
LED High brightness white LED lamp