Welch Allyn MacroView Directions For Use Manual page 12

6 Introduction Welch Allyn
Caution To minimize external otoscope housing
temperatures, on-time should not exceed 2 minutes and
off-time a minimum of 10 minutes.
Caution Only accepts Welch Allyn specula.
Caution Use only Welch Allyn approved lamps.
Caution Do not apply alcohol, chemicals, or water to
the lenses. Solution entering the optical assembly could
damage internal components.