Nikon T1-FM Instructions Manual page 37

WARNING
5. Turn off the power when assembling, replacing the lamp or fuses, and plugging or
unplugging the power cord
To prevent electrical shock and/or fire, always turn off the power supply by setting the power switch to " "
side before plugging or unplugging the power cord. Also be sure to always turn off the power (set the
power switch to " " side), unplug the power cord, and disconnect the lamp cord from the lamp output
connector before assembling or replacing the lamp or fuses.
6. Turn on the lamphouse only when attached to the microscope
Never remove the lamphouse from the microscope and look at the lamp while lit through the collector lens
receptacle.
Looking directly at UV light emitted from the lamphouse when the UV cut-filter is removed to perform UV
excitation may result in snow blindness or at worst, loss of vision.
Always turn off the lamp when removing the lamp socket from the lamphouse or when removing
lamphouse from the microscope.
The UV lihgt emitted from the mercury lamp being lit is very dazzling and harmful to skin and eyes. A UV
(ultraviolet light) cut-filter built-in the lamphouse cuts most of the harmful UV light, but not completely.
Be sufficient care on the UV light emission.
7. Heat from the light source
The high temperature warning symbols
remind you that the lamp and the lamphouse become extremely hot while the lamp is on and immediately
after turned off. Follow the precautions below to avoid risk of burn injury, fire or other accident.
• Never touch the lamp, lamphouse, or surrounding area while the lamp is lit or within 30 minutes after
turned off.
• Turn off the lamp and wait for the lamphouse and lamp to cool sufficiently before replacing the lamp.
• Do not locate the lamphouse near walls, curtains or documents.
• Do not allow cloth, paper, or highly flammable explosive materials, such as gasoline, petroleum
benzene, thinner or alcohol, to come near the lamp or the surrounding area.
• Install the unit not to touch the power cord and lamp cord with the lamphouse.
Safety Precautions
on the front and sides of the lamphouse are intended to
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