8Safety PrecautionsViewing 3D ContentContent for 3D viewing includes commercially available Blu-ray discs, 3D broadcasts, etc.When preparing your own 3D content, ensure that it is properly produced.Do not use the 3D Eyewear if you have a history of over-sensitivity to light, heart problems, or have any otherexisting medical conditions.Please stop using the 3D Eyewear immediately, if you feel tired, are not feeling well or experience any otheruncomfortable sensation.Take an appropriate break after viewing a 3D movie.Take a break of between 30 - 60 minutes after viewing 3D content on interactive devices such as 3D gamesor computers.Be careful not to strike the screen or other people unintentionally. When using the 3D Eyewear the distancebetween the user and screen can be misjudged.The 3D Eyewear must only be worn when viewing 3D content.If you do not look toward the screen for a while when viewing 3D images, the 3D Eyewear may be turned offautomatically.If you suffer from any eyesight problems (short / far-sighted, astigmatism, eyesight differences in left andright), please ensure to correct your vision before using the 3D Eyewear.Stop using the 3D Eyewear if you can clearly see double images when viewing 3D content.Do not use the 3D Eyewear at a distance less than the recommended distance.View from at least the recommended distance (3 times the effective height of the screen).Recommended distanceTH-42PF50E: 1.6 mTH-50PF50E: 1.9 mWhen the top and bottom area of the screen is blackened, such as movies, view the screen at a distance3 times further than the height of the actual image. (That makes the distance closer than above recommendedgure.)3D Eyewear (sold separately) UseBefore using the 3D Eyewear, ensure no breakable objects surrounding the user to avoid any accidentaldamage or injury.Remove the 3D Eyewear before moving around to avoid falling or accidental injury.Use the 3D Eyewear only for the intended purpose and nothing else.Do not use 3D Eyewear in the condition of high temperature.Do not use if the 3D Eyewear is physically damaged.Do not use any devices that emit the infrared signals near the 3D Eyewear, as this may cause the 3D Eyewearfalse operations.Do not use devices (such as mobile phones or personal transceivers) that emit strong electromagnetic wavesnear the 3D Eyewear as this may cause the 3D Eyewear to malfunction.Stop using the 3D Eyewear immediately if a malfunction or fault occurs.Stop using the 3D Eyewear immediately if you experience any redness, pain, or skin irritation around the noseor temples.In rare cases, the materials used in the 3D Eyewear may cause an allergic reaction.