Celluon LASERKEY CL800BT - Manual (Page 64)

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11. Specifications and Dimensions
Keyboard Project
Items Specifications
Light source Red Laser diode
Keyboard layout 17mm QWERTY layout
Keyboard size Approx. 241mm*106mm
Keyboard position Approx. 100mm from keyboard device
Projection surface Non-reflective,
opaque flat surface
Visibility Visible in 1000-5000 lux ambient light
Keyboard Sensor
Items Specifications
Illumination Visible in incandescent light of 1800
lux or more
Detection rate Up to 400 characters per minute
Effective key stroke Approx. 2mm
Operating surface Any flat surface
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