Jim,
My two cents...

1.       Beams higher than class I can emit from your products aperture but 
appropriate protections must otherwise be in place. Maintaining class I is 
ideal, but consider things like laser cutters which must emit higher power 
beams. A fundamental criterion is that the emitted beam be no higher than what 
is needed to do what the product is intended to do.

2.       While EN 60825-1 not and CDRH standard, several laser notices accept 
parts of it. It contains the explicit idea that some aspects of product 
classification can be achieved through inspection (e.g. such as demonstrating 
no beam exits your product). However if you are counting on attenuation rather 
than blocking, with a Class II beam source you are probably going to have to 
measure to demonstrate compliance to class I levels.

3.       Safety interlocks are only required in certain circumstances - check 
the laser standard 21CFR1040.10. It, in fact, allows for the possibility (in 
some cases) of a non-interlocked protective housing.

4.       There are several more administrative obligations, such as submitting 
an initial product report and any relevant supplemental reports . Be sure to 
review all of 21CFR subpart J (e.g., part 1000, 1002. Etc...).

Regards,
Lauren Crane

From: Jim Hulbert <[email protected]>
Sent: Tuesday, October 23, 2018 3:16 PM
To: [email protected]
Subject: [PSES] Laser Safety

Hi.  I would like to confirm laser safety requirements in an industrial machine 
under the U.S. FDA regulations.   If a Class II laser module (purchased OEM) is 
installed in an industrial type machine, my understanding is that the machine 
manufacturer must adhere to the following requirements:
1. The machine must provide additional enclosure for the device so that the 
operator is not exposed to levels higher than Class I during machine operation.
2. The machine manufacturer would be obligated to test the machine to confirm 
that the Class I levels are indeed not exceeded and submit a report to the FDA.
3. If the additional enclosure for the device can be opened or removed by the 
operator, the enclosure must be safety interlocked.
4. The machine manufacturer would be required to keep records and report unit 
sales to the FDA on an annual basis.
Is my understanding of the 4 points above correct?  If so, am I missing any 
else?
Thanks.
Jim Hulbert
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