Page 219 - Educational Technology A Primer for the 21st Century

212 12 Design Methodology

eyesight of right screen the screen to (continued)

protect upper away, eye

to on hold from
dark, leaves distance
turns sensation face the using plan
screen light or h the control
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of optical seen; clearly or article screen the turns s window range the range reference time of range display
Disassembly Remarks Environment be can the When panel, the automatically 60 0, 10, prompt The Opening the Open the Take multiple Add Including Full-screen

Function third-level functions adjustment Automatic luminance screen sensation Light delay extinguishing return screen Remote

Product The second-level switch prompt of

Competitive The first-level functions Eyesight protection Fatigue switch Environment distance verification switch Time Frequency protection Range visibility

2: 2 Functions The functions Display position Assistant functions Timing shutdown Eye reminding
Appendix Appendix Competitive products Competitive A product OZING N787