LISST-
Tau User’s Manual
Operation Details
Page 13
4.
Cleaning Windows
Accurate measurements of transmission depend directly on the cleanliness of the LISST-
Tau’s windows. Regularly clean the windows according to this procedure.
STEP
ACTION
RESULT
1
•
Rinse the windows with clean water to wash away any
large particles.
Windows are ready to
be cleaned.
2
•
For best results, wear clean latex or nitrile gloves.
•
Cleaning can be done with 90% or greater isopropyl
alcohol and/or a non-foaming detergent (such as
Liquinox). Cleaning with both solutions will provide the
best results; the procedure is the same for both.
•
Gather gloves, lens paper, cleaning solution, and
clean water
Cleaning supplies are
ready
3
•
While wearing gloves, wet a piece of lens paper with
alcohol or detergent.
•
Gently dab the windows with the wetted lens paper.
•
A gentle wiping action can be used if the windows are
particle and grit free (be careful not to drag large
particle grains across window surface).
•
Use a dry piece of lens paper to wipe away the
cleaner.
•
Repeat this procedure if the lens paper appears
visually discolored.
Grease and grit
removed using alcohol
and/or detergent.
•
Use a spray bottle of clean water or lens paper wetted
with clean water to wash away any residue from the
alcohol or detergent.
•
Dry the windows with a piece of lens paper
•
Optionally, a can of compressed air can be used to
blow away any fibers or dust that may have been left
on the window.
Windows are clean and
dry
•
Inspect the newly cleaned windows for any remaining
dirt or debris.
•
Visual inspection can be facilitated by shining a
flashlight on the window from the opposite side of your
view.
•
Repeat the cleaning procedure if the window surface
does not appear totally uniform and slightly reflective;
or if there are visible debris still clinging to the
windows.
Windows are visually
inspected and cleaning
is competed.
