3B SCIENTIFIC
Monocular Microscope Model 400 with Vertical Viewing
Instruction Manual
03/13 ALF
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 monocular microscope with vertical viewing
allows two observers to have a two-dimensional
view of objects (thin sections of plant or animal
specimen) at a magnification of 40 to 1000
times. It also allows a camera to be attached at
the same time for photographic or video-
recording docu-mentation of images.
®
PHYSICS
1003277
Stand: Robust, all metal stand with arm perma-
nently connected to the base. Focussing by
means of separate knobs for coarse and fine
adjustment located on either side of the stand
and operated by rack and pinion drive with ball
bearings and retaining lever, adjustable stopper
for protecting the object slides and objective.
Focus range: 15mm, resolution of fine focussing
adjustment: 0.002 mm
Tube: Head with double viewing capability, one
tube with 30° viewing angle, one with vertical
viewing, head rotation 360°
Eyepiece: Pair of wide field eyepieces WF 10x
18 mm
Objectives: Revolver with 4 DIN achromatic
objectives 4x / 0.10, 10x / 0.25, 40x / 0.65, 100x
/ 1.25 oil (with specimen protection)
Magnification: 40x, 100x, 400x, 1000x
1
1 Eyepiece
2 Tube
3 Revolver with objectives
4 Object stage
5 Condensor lock screw
6 Condensor with iris diaphragm
and filter holder
7 Lamp housing
8 Illumination control
9 Coarse and fine movement con-
trols with holding brake
10 Coaxial movement control for the
specimen stage
11 Mains switch
12 Object guide
13 Lock screw for object stage
14 Stand
15 Head lock screw