One Tech Nightshot HD DV, Руководство пользователя

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If the light is too bright, you can reduce a level at any time. If the light is not bright
enough, you can increase a level.
If you don
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t want to press many times to turn off the light, you can press down
either of the two buttons to turn it off directly.
6.9. Recommendation on the Selection of Brightness and the
Distances from Recorded objects
This product is subject to cooling, electricity and other factors, so the brightness that
it can give is very limited. When turning on the strongest light, to the extent that human
eyes can distinguish, it can only illuminate within a scope of 20m. For DV, the distance
is even shorter, about 12 m.
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strong light in a short distance may cause excessive exposure of photos and increase
energy consumption. The use of weak light in a long distance, on contrary, cannot
achieve the effect of lighting. Therefore, we need to depend on the types of landscapes
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video effect and the most effective power consumption.
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ambient light affects reading and normal vision, you can refer to the following content:
Objects Distances Brightness level
Light objects
or
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0-3m Level 4
3-6m Level 3
6-9m Level 2
9-12m Level 1
Dark objects
0-3m Level 3
3-6m Level 2 or Level 1
6-9m Level 1
9-12m
Level 1
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is poor.
6.10.
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This device is equipped with an SOS flash signal function for rescue. When you
are in danger and carrying this product accidentally, you can use this function to send a
rescue signal to others.
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at the same time to open
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