MIL-DTL-3661/40B
Electromagnetic
Transmittance
Type Designation
Lens Material
Interference(EMI
Lens Color
)
Plastic
LHC82 / 1WT2
Not EMI*
Translucent
White
LHC82 / 1RT2
Plastic
Not EMI*
Translucent
Red
LHC82 / 1GT2
Plastic
Not EMI*
Translucent
Green
LHC82 / 1BT2
Plastic
Not EMI*
Translucent
Blue
LHC82 / 1YT2
Plastic
Not EMI*
Translucent
Yellow
LHC82 / 1CN2
Plastic
Not EMI*
Nondiffusing
Colorless
LHC82 / 2WT2
Plastic
EMI**
Translucent
White
LHC82 / 2RT2
Plastic
EMI**
Translucent
Red
LHC82 / 2GT2
Plastic
EMI**
Translucent
Green
LHC82 / 2BT2
Plastic
EMI**
Translucent
Blue
LHC82 / 2YT2
Plastic
EMI**
Translucent
Yellow
LHC82 / 2CN2
Plastic
EMI**
Nondiffusing
Colorless
* Not Electromagnetic Interference shielded.
** Electromagnetic Interference shielded. Case must be grounded.
CHANGES FROM PREVIOUS ISSUE. Marginal notations are not used in this revision to
identify changes with respect to the previous issue due to the extent of the changes.
Custodians:
Preparing Activity:
DLA GS-2
Army - CR
Navy - AS
(Project 6210-2008-008)
Air Force - 99
Review Activities:
Army CR4, MI
Navy - MC
Air Force - 71
NOTE: The activities listed above were interested in this document as of the date of this
document. Since organizations and responsibilities can change, you should verify the currency
of the information above using the ASSIST database at https://assist.daps.dla.mil/.
3