MIL-PRF-29580C
3.5 Interchangeability. All parts having the same manufacturer's part number shall be
functionally and dimensionally interchangeable. The drawing number requirements shall govern
changes in the manufacturer's part numbers.
3.6 Identification of product.
3.6.1 Spectacles. Markings on the spectacles shall not cause them to be classified. The
spectacles shall include the following additional markings:
a. Each lens shall be identified and controlled from the time of final assembly. The lot
number, lens number (or an equivalent method of identifying each lens), and the word "multi-
laser" shall be grit blasted, or an equivalent method that shall be permanent and not damage the
lenses, in 2 mm high characters on the upper, outside corner of each lens. The identification
markings shall not interfere with the optical quality of the lens.
b. If an eye centered design is used, the interpupillary distance (see 6.4.2) shall be indicated
on the nose bridge. The side temple arm assemblies shall be marked.
3.6.2 Carrying case. The front flap of the carrying case shall display the following
information:
SPECTACLES, AVIATOR'S,
MULTIPLE WAVELENGTH LASER PROTECTIVE, EDU-5/P
MIL-PRF-29580
BALLISTIC RESISTANT - NOT SAFETY GLASSES
MANUFACTURER'S IDENTIFICATION
CONTRACT OR ORDER NUMBER
3.6.3 Caution notice. The following notice shall be printed on white paper and placed in the
carrying case with each pair of spectacles.
CAUTION NOTICE
These laser protective spectacles are a hazard/threat countermeasure device. They are
designed to protect your eyes from the harmful effects of exposure to multiple laser
wavelengths. You can obtain the classified wavelengths and optical density information
from:
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