incandescent bulb

Protects the lamp and circuit by blowing in the filament arcs.

• FUSE

• BASE

• BUTTON ROD

• FILAMENT

Glass rod supports button

• SUPPORTING WIRES

• INERT GAS

• BUTTON ROD

• BASE

Molybdenum wires support the filament.

• SUPPORTING WIRES

• INERT GAS

• BUTTON ROD

• BASE

Glass is heated during manufacturing and support wires stuck into it.

• BUTTON

• BUTTON ROD

• MICA DISC

• STEM PRESS

Typical screw base is shown. One lead-in wire is soldered to the center contact and the other to the upper rim of the base shell. Made of brass.

• EXHAUST TUBE

• BASE

• STEM PRESS

• LEAD IN WIRES

It maybe a straight wire, a coil, or a coiled coil.

• BASE

• BULB

• BUTTON

• FILAMENT

These are made in various shapes and finishes.

• BASE

• BULB

• BUTTON

• FILAMENT

Usually a mixture of nitrogen and argon is used in most lamps of 40 watts or larger to retard evaporation of the filament.

• BASE

• BULB

• FUSE

• GAS

These kinds of lamps are generally used in photography and projection service.

• LARGE LAMPS

• MINIATURE LAMPS

• PHOTOGRAPHIC LAMPS

LAMPS that normally used for interior and exterior general and task lighting.

• LARGE LAMPS

• MINIATURE LAMPS

• PHOTOGRAPHIC LAMPS