Introduction; Laser Safety; Regulations - Keysight HeNe 5519A User Manual

1 Safety

Introduction

This chapter provides safety guidelines you must follow to help ensure your
protection and the protection of the equipment. Familiarize yourself with
all these guidelines before setting up or using the Keysight 5519A/B Laser
Head.
NOTE

Laser Safety

The Keysight 5519A/B Laser Head is a low power (less than 1 mW) helium-neon
laser, the Keysight 5519A/B Laser Head will not cut metal or even burn paper.
Therefore, it is not necessary to use special safety equipment such as tinted
glasses or shielding. To avoid possible injury from prolonged exposure, do not
stare directly at the laser beam or the beam reflected from a polished surface.
(It is safe to look at the dots of light reflected on an unpolished surface.)

Regulations

The Keysight 5519A/B Laser Head is a Laser Class 2 product certified as
conforming to Bureau of Radiological Health Regulations 21 CFR
1040.11, and per IEC
inspected and reviewed for safety markings and instructions before operation.
Please refer to the summary of Safety Considerations in the front matter of this
document.
The above regulations may also apply to the end product into which the
Keysight 5519A/B Laser Head will be designed. Care must be taken to insure
that the end product complies with all applicable national and local laser safety

regulations.

The Keysight 5519A/B Laser Head is also a Safety Class 1 product, designed
and tested in accordance with international safety standards, including HD
and IEC 348.
NOTE
1.
2.
3.
12
If the equipment is used in a manner not specified by this manual,
the protection provided by the equipment may be impaired.
60825-1:2007. The instrument and this manual should be
2
For the latest conformity to Standards and Safety Regulations,
refer to Declarations of Conformity for the Keysight 5519A/B
Laser Head at
CFR, Code of Federal Regulations (U.S.A.)
IEC, International Electrotechnical Commission
HD, Harmonization Document
https://www.keysight.com/go/conformity/.
Keysight 5519A and 5519B User's Guide
1 1040.10 and
3 194