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14
Camera Installation
◼ Angle A: less than 45˚
◼ Height B: 2~3m from floor
◼ Distance C: longer than 3m away from podium
◼ Position: center of classroom
◼ Distance between the camera and tracking target (presenter):
Optical zoom ratio ability
Upper body size
Full body size
12X
3~16m
3~28m
30X
3~44m
3~76m
Podium
Blackboard
Center of classroom
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