Cleaning The Lens; 3D Safety Information - Optoma DLP ZH507+ User Manual

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When turning on the projector, make sure no one within projection range is looking at the lens.
Keep any items (magnifying glass etc.) out of the light path of the projector. The light path being
projected from the lens is extensive, therefore any kind of abnormal objects that can redirect light
coming out of the lens, can cause an unpredictable outcome such as a fire or injury to the eyes.
Any operation or adjustment not specifically instructed by the user's guide creates the risk of
hazardous laser radiation exposure.
Do not open or disassemble the projector as this may cause damage by the exposure of laser
radiation.
Do not stare into beam when the projector is on. The bright light may result in permanent eye damage.
Not following the control, adjustment or operation procedure may cause damage by the exposure of laser
radiation.

Cleaning the Lens

Before cleaning the lens, be sure to turn off the projector and unplug the power cord to allow it to
completely cool down.
Use a compressed air tank to remove the dust.
Use a special cloth for cleaning lens and gently wipe the lens. Do not touch the lens with your fingers.
Do not use alkaline/acid detergents or volatile solvents such as alcohol for cleaning lens. If the lens is
damaged due to the cleaning process, it is not covered by the warranty.
Warning: Do not use a spray containing flammable gases to remove dust or dirt from the lens. This
may cause a fire due to excessive heat inside the projector.
Warning: Do not clean the lens if the projector is warming up as this may cause the lens' surface film
to peel off.
Warning: Do not wipe or tap the lens with a hard object.

3D Safety Information

Please follow all warnings and precautions as recommended before you or your child use the 3D function.
Warning
Children and teenagers may be more susceptible to health issues associated with viewing in 3D and should be
closely supervised when viewing these images.
Photosensitive Seizure Warning and Other Health Risks
Some viewers may experience an epileptic seizure or stroke when exposed to certain flashing images
or lights contained in certain Projector pictures or video games. If you suffer from, or have a family
history of epilepsy or strokes, please consult with a medical specialist before using the 3D function.
Even those without a personal or family history of epilepsy or stroke may have an undiagnosed
condition that can cause photosensitive epileptic seizures.
Pregnant women, the elderly, sufferers of serious medical conditions, those who are sleep deprived or
under the influence of alcohol should avoid utilizing the unit's 3D functionality.
If you experience any of the following symptoms, stop viewing 3D pictures immediately and consult a
medical specialist: (1) altered vision; (2) light-headedness; (3) dizziness; (4) involuntary movements
such as eye or muscle twitching; (5) confusion; (6) nausea; (7) loss of awareness; (8) convulsions;
(9) cramps; and/ or (10) disorientation. Children and teenagers may be more likely than adults
to experience these symptoms. Parents should monitor their children and ask whether they are
experiencing these symptoms.
Watching 3D projection may also cause motion sickness, perceptual after effects, disorientation, eye
strain and decreased postural stability. It is recommended that users take frequent breaks to lessen
the potential of these effects. If your eyes show signs of fatigue or dryness or if you have any of the
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