Appendix C: Lighting Lamps

APPENDIX C.1 INCANDESCENT LIGHT LAMPS

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FIGURE C.1 Shape codes.

TABLE C.1Shape Code and Application

Shape Code

Application

A

Arbitrary (standard)

Universal use for home lighting

B

Bullet

Decorative

C

One shape

Used mostly for small appliances and indicator lamps

ER

Elliptical reflector

For substitution of incandescent R lamps

F

Flame

Decorative interior lighting

G

Globe

Ornamental lighting and some floodlights

P

Pear

Standard for street-railway and locomotive headlights

PAR

Parabolic aluminized

Used in spotlights and floodlights

S

Straight

Lower wattage lamps-sign and decorative

T

Tubular

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