Leica DMIL, Instructions Manual

Page: 57 / 244

57
Removing immersion oil
Attention!
Observe the safety instructions for immer-
sion oil!
First wipe of the immersion oil with a clean
cotton cloth, then wipe over several times with
ethyl alcohol.
Handling acids and alkaline solutions
Take particular care when working with acids or
other aggressive chemicals.
Attention!
Always avoid direct contact of such chemicals
with optical and mechanical parts.
!
Carefully remove obstinate dirt on glass
surfaces with a clean cloth moistened with
distilled water. Failing this, you may replace the
distilled water with pure alcohol, chloroform or
benzine.
Cleaning the objectives
Attention!
Objectives may not be disassembled for
cleaning. If defects are detected on inside
surfaces, send the objectives to your Leica
representative for repair. We also do not
advise cleaning the inside surfaces of the
eyepieces.
The front lens of objectives can be cleaned as
decribed for “Cleaning glass surfaces“. The
upper lens can be cleaned by blowing dust off
with a bellows ball.