TM 1-5855-265-20
3-23
3-8. OPTICS CLEANING PROCEDURES (cont)
WARNING
METHYL ALCOHOL
• Flammable, toxic, irritating. Can cause
breathing problems, eye damage.
• Don’t: Use near flames or sparks, let it
get in eyes, or breathe vapors.
• Do: Use in well-ventilated area, close
containers when not using. Wear acid-type
safety goggles, rubber gloves, and
rubber apron.
• If it contacts eyes, wash eyes with
running water. Get medical help at
once.
• If you experience any breathing
problems, get to fresh air at once.
CAUTION
Methyl alcohol removes excessive amounts of
special coating on FLIR optical surfaces. Do
not use methyl alcohol to clean optical
surfaces 1, 2, and 3 identified in paragraph
3-7.
NOTE
Use new, clean lens paper. Discard lens paper
after it has been used once.
(8) Moisten lens paper with methyl alcohol.
(9) Wipe optical surface using single stroke
in one direction only. Use a new lens
paper for each stroke.
(10) Repeat steps (8 and 9) above until
entire surface has been cleaned.
(11) Blow optical surface dry with nitrogen
or dry air.
WARNING
ACETONE
• Flammable, toxic, irritating. Can cause
breathing problems, eye damage.
• Don’t: Use near flames or sparks, let
it get on skin, or breathe vapors.
• Do: Use in well-ventilated area, close
containers when not using. Wear acid-type
safety goggles, rubber gloves, and
rubber apron.
• If it contacts skin or eyes, wash
affected areas with running water. Get
medical help at once.
• If you experience any breathing
problems, get to fresh air at once.
NOTE
Use new, clean lens paper. Discard
lens paper after it has been used once.
(12) Moisten lens paper with acetone.
(13) Wipe optical surface using single
stroke in one direction only. Use a
new lens paper for each stroke.
(14) Repeat steps (12) and (13) above until
the entire surface has been cleaned.
(15) Have optical surface inspected for
contamination.
