Epson LS500B Users Guide - Page 148
Projector Light Source Specifications, USB Type A port compatibility
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Image size 65 inches (1.65 m) to 130 inches (3.3 m) (in native aspect ratio) Projection distance 16.9 inches (0.43 m) to 32.3 inches (0.82 m) (in native aspect ratio) Projection methods Front Optical aspect ratio 16:9 (width-to-height) Focus adjustment Manual Zoom adjustment Digital Zoom ratio 1.0 to 1.35 (Tele-to-Wide) Internal sound system Stereo, 10 W × 2 Noise level 36 dB (Normal Light Source mode) 23 dB (ECO Light Source mode) Keystone correction angle ± 3º vertical and horizontal USB Type A port compatibility One USB 2.0 compliant port for connecting the optional wireless LAN module, firmware updates, and saving logs Parent topic: Technical Specifications Projector Light Source Specifications Type Light source output power Wavelength Light source life (approximate) Laser diode Up to 104.5 W 449 to 461 nm Up to 20000 hours Note: Turn off this product when not in use to prolong the life of the projector. Laser life will vary depending upon mode selected, environmental conditions, and usage. Brightness decreases over time. 148