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3b scientific, Physics – 3B Scientific Monocular Course Microscope Model 300 (230 V, 50__60 Hz) User Manual

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3B SCIENTIFIC

®

PHYSICS



1

Monocular Course Microscope Model 300 U30705

Instruction Manual

10/07 ALF


1 Eyepiece
2 Tube
3 Revolver with objectives
4 Object

stage

5 Condensor with iris diaphragm

and filter holder

6 Lamp

housing

7 Mains

switch

8 Adjustment knob for mechani-

cal stage

9 Adjustment knob for fine and

coarse focusing

10 Object guide
11 Lock screw for object stage
12 Head lock screw
13 Stand


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 course microscope allows two-
dimensional viewing of objects (thin sections of
plant or animal specimen) in 40x to 1000x magnifi-
cation.

The microscope U30705-115 is for operation with a
mains voltage of 115 V (±10%), and the U30705-230
unit is for operation with 230 V (±10%).

Stand: Robust, all metal stand with arm perma-
nently connect 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, adjustable
stopper for protecting the object slides and objec-
tive

Tube: Monocular inclined 45°, head rotation 360°

Eyepiece: Widefield eyepiece WF 10x 18 mm

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