3B SCIENTIFIC PHYSICS 230 V, 50/60 Hz Instruction Manual
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3B SCIENTIFIC
Stereo Microscope, 20x, Transmitted-Light Illumination, LED
115 V, 50/60 Hz: 1005442 / 230 V, 50/60 Hz: 1005443
Instruction Manual
07/13 ALF
1. Description, technical data
The stereo microscope allows three-dimensional
viewing of objects in 20x magnification.
The microscope 1005442 is for operation with a
mains voltage of 115 V (±10%), and the
1005443 unit is for operation with 230 V (±10%).
Stand: Metal stand, column firmly connected
with base, pinion knobs attached on both sides
of the stand for coarse and fine focusing
Tube: Binocular inclined 45°, interocular dis-
tance adjustable between 55 and 75 mm
Eyepieces: Pair of wide field eyepieces WF 10x
20 mm with eyepiece lock and rubber eyepiece
cups, diopter compensation ±5 on the left eye-
piece
Objectives: Lens 2x with slide and quick-
change device
Enlargement: 20x
®
PHYSICS
Object Plate: Base with detachable object
plates (plastic, black/white and glass) 95 mm
diam. and 2 specimen clips
Illumination: LED, top and transmitted light
illumination, toggle switch to select light combi-
nation, power supplied by rechargeable battery,
6 V DC, 500 mA, battery charger 115 V or 230 V
Mains connection: 1005442: 115 V, 50/60 Hz
1005443: 230 V, 50/60 Hz
Dimensions: 190 x 300 x 115 mm³ approx.
Weight: 2.9 kg approx.
The microscope is packed in a molded styro-
foam container.
•
1
1
Eyepiece with eye-shields
2
Tube
3
Lock-screw
4
Adjustment knob for focusing
5
Pillar
6
Toggle switch for illumination
7
Specimen clips
8
Stand
9
Object plate
10 Top-light housing
11 Mains switch
12 Objective
2. Unpacking and assembly
Take the container out of the carton remove
the tape and carefully lift the top half off the