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Laser pointer 4k tv.
As a general rule lasers that function on more than 5 mw of power are unsafe for lcd screens.
Interestingly the projector can be placed only at a distance of 19 cm from the screen and it delivers its best quality.
Tv screen has a heavy anti reflection coating arc which works by absorbing the lights shine on it but will pass throughled generated tv image from the back plane.
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This includes absorption of the laser pointer light red or green.
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If you do happen to find a laser pointer that does work on a tv then you may notice that some of the pixels on your tv may start to act up.
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We tried putting on another layer of transparent film on screen to force some reflection of laser pointer light.
Regrettably lg does not manufacture nor recommend any ceiling mounts for the lg hu85la 4k uhd laser smart home theater cinebeam projector model hu85la.
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However our advice is to get a presentation pointer specifically designed for use on lcd tv screens.
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The owner s manual does advise to tighten the projector to the ceiling mount using m4 x l8 m6 x l10 1 4 2ounc x 5 5mm screws that are approved by a professional technician.
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The issue with this is that the level of the laser or what is known as the class is too high to be compatible with your tv s screen.