8
6. STORAGE AND MAINTENANCE
Warning! After transportation or keeping the device at
temperature lower than -25°C (-13°F), the device must be
warmed up to ambient temperature from -20°C (-4°F) to
+40°C (104°F) during 2-3 hours.
Precautions: PYGMY 2M is a sophisticated precision optical
instrument equipped with electronics. Therefore, it should be
handled with due care.
• Keep your device away from direct sunlight, impacts,
dust, moisture, and sharp changes of temperatures.
• Do not keep the device at temperatures higher than 50
o
C
(122
o
F).
• Do not touch the optical surfaces with fingers. Doing so
may damage the anti-reflection coating.
• Do not take the cover off the lens if not necessary.
• Avoid shocks and sharp jolts.
• Make sure to switch off the unit during periods of non-
operation.
