INCH-POUND
MIL-PRF-38169A
10 June 1998
SUPERSEDING
MIL-L-38169(USAF)
26 March 1963
PERFORMANCE SPECIFICATION
LENS, GOGGLE AND VISOR, HELMET, OPTICAL CHARACTERISTICS,
GENERAL SPECIFICATION FOR
This specification is approved for use by all Departments and Agencies of the Department
of Defense.
1.
SCOPE
1.1
Scope. This is a general specification for optical characteristics of helmet visor and goggle
lenses.
1.2
Classification. The visor and goggle lenses will be of the following classes, as specified
(see 6.2).
Class 1 - Clear
Class 2 - Neutral gray
Class 3 - 98% filter
2.
APPLICABLE DOCUMENTS
2.1
General. The documents listed in this section are cited in sections 3 and 4 of this
specification. These lists do not include documents cited in other sections of this specification or
recommended for additional information or as examples. While every effort has been made to
ensure the completeness of these lists, document users are cautioned that they must meet the
Beneficial comments (recommendations, additions, deletions) and any pertinent data that may be
of use in improving this document should be addressed to: Resources & Logistics Services
Division, SA-ALC/TILDD, 485 Quentin Roosevelt Rd., Kelly AFB, Texas 78241-6425, by
using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the
end of this document or by letter.
AMSC N/A
FSC 8475
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