26
Item
Specification
Objective range
and applicable
objective pow-
ers
· Transmitted brightfield: 1.25X to 100X
· Transmitted PH: 10X to 100X
· Transmitted darkfield: Any objective with NA of no more than 0.7.
· Transmitted polarized: 2X to 100X
(NOTE: When using a 1.25X to 4X objective, swing out the top lens.)
The NA in widefield observation is 22 in any mode.
8. Operating environment
· Indoor use.
· Altitude: Max. 2000 meters
· Ambient temperature: 5° to 40°C (41° to 104° F)
· Maximum relative humidity: 80% for temperatures up to 31°C (88°F), decreasing linearly
through 70% at 34°C (93°F), 60% at 37°C (99°F), to 50% relative humidity at 40°C (104°F).
· Supply voltage fluctuations; Not to exceed ±10% of the normal voltage.
· Pollution degree: 2 (in accordance with IEC60664)
· Installation/Overvoltage category: II (in accordance with IEC60664)
7. Condenser
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