No.
Symbol mark
27
28
29
30
Approved
standards
IEC
60417-6043
---
ISO7010
No.W027
ISO3864
IEC60417
No.5109
Meaning
Caution (Sharp Corners)
To indicate sharp corners that should
not be touched.
To indicate that looking into the lens
while projecting is prohibited.
Warning, light emission (UV, visible light,
IR, etc.)
When you are close to the light emis-
sions, be careful not to injure your eyes
or skin.
Usage prohibition in residential areas
To indicate that this is an electrical
device or a device that is not suitable for
use in residential areas.
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13