Acer FL8630 User Manual - Page 6

vi 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. • Laser aperture warning: (For other countries). • CLASS 1 LASER PRODUCT - RISK GROUP 2 • Do not stare into the beam, maybe harmful to the eyes. • Risk group 3: (Except USA and Canada) This projector may become RG3 when an interchangeable lens with throw ratio greater than the number stated on the label. • As with any bright light source, do not stare into the beam. RG2 IEC 62471-5:2015 • No direct exposure to the beam shall be permitted. RG3 IEC 62471-5:2015 • Operators shall control access to the beam within the hazard distance or install the product at the height that will prevent spectators' eyes from being in the hazard distance. • Hazard distance RG2 RG3 Hazard distance RG2 RG3 Type name of lens Throw ratio Hazard distance IEC62471-5:2015 Acer FL8 series Ultra Short Throw Lens 0.377 N/A RG2 Acer FL8 series Ultra Short Throw Zoom Lens 0.76-0.95 N/A RG2 Acer FL8 series Short Throw Zoom Lens 1.14-1.71 N/A RG2 Acer FL8 series Standard Zoom Lens 1.61-2.42 N/A RG2 Acer FL8 series Middle Throw Zoom Lens 2.37-3.6 N/A RG2 Acer FL8 series Long Throw Zoom Lens 3.53-5.65 1550 mm RG3 Acer FL8 series Ultra Long Throw Zoom Lens 5.52-8.83 1370 mm RG3 • Cinema projectors that have a hazard distance greater than 1 m and emit light into an uncontrolled area where persons may be present should be positioned in accordance with "the fixed projector installation" parameters, resulting in a hazard distance that does not extend into the audience area unless the beam is at least 2 m above the floor level.