model
item
LS-1A LS-1B
Slit type Rotating slit wheel selection slit lamp
Optical type Binocular hand held Biomicroscope slit lamp
eyepiece Converging binocular at 13°
Magnification 10X 10 X、16X lever change
Work distance 80mm
Pupil distance 45mm~78mm
Diopter compensation -8D~+8D
Resolution of visual center 16Ｘ:ＮＡ=0.0448,10Ｘ：ＮＡ＝0.0402
Nominal diameter of visual field 10X：15mm 10X：15mm
16X：10mm
Illumination Slit width 0.1mm，0.2mm，0.8mm，ф1mm，ф5mm,ф12mm,
Slit length 12mm
Slit angle Horizontal ±60°
Filters Neutral density
Red-free, Cobalt blue
Lighting bulb High brightness white LED
brightness ≥300000Lux
Power supply LED work voltage DC 3.0V (1.5V AA battery X 2)
Direct power supply Direct charger
Battery
(Optional) Wireless working mode
AA Dry battery, or AA rechargeable battery
Weight and size  Size  169.5mm×109.5mm×228.5mm
Weight  ≤900g (with battery)