3B Scientific Monocular Microscope Model 400 - Manual (Page 4)

3B SCIENTIFIC ® PHYSICS
1
Monocular Microscope Model 400 U30710
Instruction Manual
10/07 ALF
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
controls 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
1. Safety notes
• For power supply use only electrical sockets
with ground contact.
• Always unplug the mains plug before cleaning
or maintenance.
• Be careful not to spill any liquids on the mic-
roscope.
• Do not wipe the optics with your hands.
• Do not disassemble objective or eyepieces to
attempt to clean them.
• Do not mishandle or impose unnecessary force
on the microscope.
• Do not clean the unit with volatile solvents or
abrasive cleaners.
• Do not attempt to service the microscope your-
self.
2. Description, technical data
The monocular microscope allows two-dimensional
viewing of objects (thin sections of plant or animal
specimen) in 40x to 1500x magnification.
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 retain-
ing lever, adjustable stopper for protecting the
object slides and objective. Focus range: 15mm,
resolution of fine focussing adjustment: 0.002 mm
Tube: Monocular inclined 30°, head rotation 360°
Eyepiece: Wide field eyepieces WF 10x 18 mm and
WF 15x 13 mm
Objectives: Revolver with 4 DIN achromatic objec-
tives 4x / 0.10, 10x / 0.25, 40x / 0.65, 100x / 1.25 oil
(with specimen protection)