3B SCIENTIFIC
®
PHYSICS
1
Stereo Microscope, 20x, Transmitted-Light Illumination
115 V, 50/60 Hz: 1005434 / 230 V, 50/60 Hz: 1005435
Instruction Manual
07/13 ALF
1 Eyepiece
with
eye-shields
2 Tube
3 Lock-screw
4
Adjustment knob for focusing
5 Pillar
6
Rotary switch for illumination
7 Specimen
clips
8 Stand
9 Object
plate
10 Top-light
housing
11 Mains
switch
12 Objective
1. Safety notes
•
For power supply use only electrical sockets
with ground contact.
Caution! The Stirling engine becomes hot during
use. Risk of burns!
•
Do not touch the lamp during or immediately
after use.
2. Description, technical data
The stereo microscope allows three-dimensional
viewing of objects in 20x magnification.
The microscope 1005434 is for operation with a
mains voltage of 115 V (±10%), and the
1005435 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 eyepiece
Objectives:
Lens 2x with slide and quick-
change device
Enlargement:
20x
Object Plate:
Base with detachable object
plates (plastic, black/white and glass) 95 mm
diam. and 2 specimen clips
Illumination:
Top, transmitted and mixed-light
illumination, 12 V, 10 W lamp, rotary switch to
select light combination
Power supply:
1005434: 115 V, 50/60 Hz
1005435: 230 V, 50/60 Hz
Dimensions:
190 x 300 x 115 mm³ approx.
Weight:
2.9 kg approx.
