DOT - MIL-L-21247
LENSES, BEACON LIGHT, 300MM
active
| Organization: | DOT |
| Publication Date: | 28 January 1958 |
| Status: | active |
| Page Count: | 5 |
scope:
This specification covers the requirements for a one piece, closed top, drum type, pressed glass Fresnel lens.
Lenses shall be of the following classes as specified (see 6.2):
Class 1 - Clear Class 2 - Red Class 3 - Green.
intended Use:
On 300MM Beacon Lights.
Document History
July 1, 1958
LENSES, BEACON LIGHT, 300MM
A description is not available for this item.
MIL-L-21247
January 28, 1958
LENSES, BEACON LIGHT, 300MM
This specification covers the requirements for a one piece, closed top, drum type, pressed glass Fresnel lens.
Lenses shall be of the following classes as specified (see 6.2): Class 1 - Clear Class...