Nikon DTM-502 Series Instruction Manual page 201

LED safety
The DTM-552/532/522 is a class 1 LED instrument.
Class 1 LED instruments do not require any special precautions, signage or training for LED
safety.
Specifications for LED emission
- Wave length: 850nm
- Drive method: CW
- Output power: < 200µW
- Repetition rate: 15KHz
Safety class
- E.U.: EN60825-1/Am.2:2001 (IEC60825-1/Am.2:2001), class 1
- Japan: JIS C6802-1997, class 1
• It is prohibited to alter this manual in part or whole without expressed permission.
• The contents of this manual are subject to changed without any notice.
• Although every effort has been made to ensure the accuracy of this manual, if you
note any points that are unclear or incorrect, contact your nearest Nikon GEOTECS
representative.