3B SCIENTIFIC
®
PHYSICS
1
Optical Lamp K U8475400
Instruction sheet
08/07 SP/ALF
1 Protective
cap
2 Alignment guide, horizontal
3 Alignment guide, vertical
4 4-mm safety sockets
5 Knurled securing screw
6 Light aperture and halogen lamp
1. Safety instructions
•
Do not operate the lamp with a voltage higher
than 12 V.
•
Do not subject the light source to mechanical
shocks or vibrations.
Caution! Lamps become hot when operated for long
periods! There is a risk of burning!
•
Do not touch a hot lamp.
•
After a long period of operation, allow the lamp
to cool for at least 20 minutes.
The light becomes very intense.
•
Do not look directly into the lamp.
The grease from your hands will smudge the lamp
and considerably reduce its operating life.
•
Do not touch halogen lamp bulbs with your
fingers, for example when changing a bulb. In-
stead use a cloth or a similar form of protection.
2. Description
The optical lamp K is used for experiments with the
optical bench K (Kröncke optical system) in combina-
tion with the optical rider K.
The halogen lamp is mounted in a cylindrical hous-
ing on a reflector (100x100 mm
2
). It can be positioned
with the coil either horizontal or vertical.
2.1 Accessories
Halogen lamp 12 V, 20 W
U8475410
3. Technical data
Halogen lamp:
12 V, 20 W
Connectors:
4 mm safety sockets
Overall dimensions:
60x100x100 mm approx.
Mass:
130 g approx.