PRESS RELEASE: CORRECTION: Correction of a notification in accordance with section 26 paragraph 1 WpHG published on June 12, 2013

ADVA Optical Networking SE / CORRECTION: Correction of a notification in accordance with section 26 paragraph 1 WpHG published on June 12, 2013 . Ad hoc correction according to -- 15 WpHG. Processed and transmitted by Thomson Reuters ONE. The issuer is solely responsible for the content of this announcement.

We have received the following notifications of voting rights pursuant to section 21 paragraph 1

of the German Securities Trading Act (WpHG):

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Part 1 of 2

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Notification pursuant to section 21 paragraph 1 WpHG

1. Listed company:

ADVA Optical Networking SE

Maerzenquelle 1-3, 98617 Meiningen-Dreissigacker, Germany

2. Notifier: Norges Bank, (the Central Bank of Norway), Oslo, Norway

3. Triggering event: Exceeding threshold

4. Threshold (s) crossed or reached: 3%

5. Date at which the threshold is crossed or reached: June 10, 2013

6. Voting rights:

Total amount: 3.01% (1437853 voting rights)

Held directly: 3.01% (1437853 voting rights)

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Part 2 of 2

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Notification pursuant to section 21 paragraph 1 WpHG

1. Listed company:

ADVA Optical Networking SE

Maerzenquelle 1-3, 98617 Meiningen-Dreissigacker, Germany

2. Notifier: Ministry of Finance on behalf of the State of Norway, Oslo, Norway

3. Triggering event: Exceeding threshold

4. Threshold (s) crossed or reached: 3%

5. Date at which the threshold is crossed or reached: June 10, 2013

6. Voting rights:

Total amount: 3.01% (1437853 voting rights)

Held indirectly: 3.01% (1437853 voting rights)

attributable to the notifier pursuant to section 22 paragraph 1, sentence 1 no. 1 WpHG, via Norges Bank

ADVA Optical Networking SE

Maerzenquelle 1-3, 98617 Meiningen-Dreissigacker, Germany

t +49 3693 450 0, f +49 3963 450 499

investor-relations@advaoptical.com, www.advaoptical.com

Let's ADVANCE

This announcement is distributed by Thomson Reuters on behalf of Thomson Reuters clients.

The owner of this announcement warrants that:

(i) the releases contained herein are protected by copyright and other applicable laws; and

(ii) they are solely responsible for the content, accuracy and originality of the

information contained therein.

Source: ADVA Optical Networking SE via Thomson Reuters ONE

HUG#1720982

--- End of Message ---

ADVA Optical Networking SE

Campus Martinsried, Fraunhoferstr. 9a Martinsried/Munich Germany

WKN: 510300;ISIN: DE0005103006;

Listed: Freiverkehr in Hanseatische Wertpapierbörse zu Hamburg,

Freiverkehr in Börse Berlin,

Freiverkehr in Börse Düsseldorf,

Freiverkehr in Bayerische Börse München,

Freiverkehr in Niedersächsische Börse zu Hannover,

Prime Standard in Frankfurter Wertpapierbörse,

Regulierter Markt in Frankfurter Wertpapierbörse;

http://www.advaoptical.com (END) Dow Jones Newswires

   August 02, 2013 11:42 ET (15:42 GMT)- - 11 42 AM EDT 08-02-13