EN60825/IEC825 substitutes the word "Laser" with "LED" per
section 1.1. So, all requirements that apply to laser devices
also apply to LED devices for this standard.  Generally
speaking, manufacturer specs usually suffice for support of
LED classification for products for Europe, as long as they
specifically call out the classification and contain some
form of data to support it.

You would be fighting a loosing battle trying to argue
the exemption of LEDs with TUV or any other Europe Notified
Body - don't even try.

The US (FDA-CDRH) has taken the position (Docket 93N-0044)
that they are exempting LEDs from the rules based on the
premise that they (the FDA) are not aware of any injuries
that have occurred from LED radiation (I guess that they will
wait until Grandma's physician sends that letter).

In actuality, the FDA has seemed to shy away from LED
regulation in part due to an implied fear of negative
reaction from LED manufacturers as a result of “controversy
that developed (by inclusion of LEDs into IEC-825-1) because
manufacturers of LEDs became aware that the conditions for
measuring radiant power and energy to enable product hazard
classification resulted in an exaggeration of the hazard of
many LEDs”.

So, if your product contains a LED, do not concern yourself
with FDA regulation.

It is my understanding, though, that the state of Georgia
regulates LEDs and ALL classes of Laser products.  Anyone
care to comment on this?

Bandele
Jetstream Communications, Inc.


-----Original Message-----
From: owner-emc-p...@ieee.org [mailto:owner-emc-p...@ieee.org]On Behalf
Of Gary McInturff
Sent: Thursday, March 09, 2000 3:59 PM
To: 'John Juhasz'; 'wo...@sensormatic.com'; emc-p...@majordomo.ieee.org
Subject: RE: IEC 825 and Light Emitting diodes.



    John, I would love that to be the answer but I keep getting beat up by
the various TUV's over this issue. It pretty much matches the comments made
by Richard. We usually get through it with much heated debate and staring at
the specifications sheets. Many, many LED vendors don't submit to the IEC
for confirmation. (My opinion they shouldn't have to give, the power, the
non-coherent light, the diffusing and a bunch of other stuff) I am not an
expert at light transmission sources so I could be missing some pretty
salient points here). Unfortunately, the guys reading the European standards
at the TUV shops don't have the descretion to waive the requirement because
it is imposed by the standards writting committees so they are stuck with
trying to enforce it.
    Admittidly I haven't read the complete standard to see if the wording
you suggest actually exists or how it can be use to get by the really low
powered LED IEC 825 requirements. If you could forward the scope of the
standard and the section you believe relieves this from the standard LED, I
would be eternally grateful. We have ordered the standard but it hasn't
arrived and I am trying once again to get a procudt with LED's through the
maze.
Thanks
Gary

-----Original Message-----
From: John Juhasz [mailto:jjuh...@fiberoptions.com]
Sent: Thursday, March 09, 2000 1:30 PM
To: 'wo...@sensormatic.com'; emc-p...@majordomo.ieee.org
Subject: RE: IEC 825 and Light Emitting diodes.



Richard,

I don't believe that the standard applies to LED indicators instead it is
for
'LED-based optics' used in fiber optic transmission.

John Juhasz
Fiber Options
Bohemia, NY



-----Original Message-----
From: wo...@sensormatic.com [ mailto:wo...@sensormatic.com
<mailto:wo...@sensormatic.com> ]
Sent: Thursday, March 09, 2000 2:16 PM
To: emc-p...@majordomo.ieee.org
Subject: RE: IEC 825 and Light Emitting diodes.



Some of our ITE products have LED indicators. A well know European based
agency has evaluated them based upon the manufacturer's specifications and
our circuit designs. Yes, fault conditions must be considered but usually
there is sufficient information in the data sheets to indicate that the
device is compliant at the higher voltage.  In a couple of cases, we have
had some difficulty due to the lack of sufficient information on the data
sheet; and we had to obtain more information from the manufacturer. We have
never had to perform emission testing, and we have not been instructed to
include the laser marking even though we display the agency's compliance
mark.

Richard Woods

        ----------
        From:  ricklinf...@phobos.com [SMTP:ricklinf...@phobos.com]
        Sent:  Thursday, March 09, 2000 1:33 PM
        To:  emc-p...@majordomo.ieee.org
        Subject:  IEC 825 and Light Emitting diodes.


        Hi group,

        When evaluating IEC 825-1 for fiber optic LAN transceivers I came
across
        requirements for LED's. I have known that the EU had some
requirements for
        LED emission. Being on the US side of the pond I have not seen how
it is
        applied.

        Are manufactures doing fault testing on LED to ensure the class 1
levels
        are maintained?
        Are manufacturers labeling products with LED's (this covers just
about
        every electronic product I know of) with the "CLASS 1 LED PRODUCT"
as
        required in 5.12 of IEC 825?

        Rick Linford


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