1. Download Adext from http://www.dewdney.co.uk/adext/adext.zip
2 Unzip and Extract the adext.zip to c:\adext.
3. Open command Prompt and Runas Administrator (Right click run as administrator).
4. Go to the directory C:\Windows\Microsoft.Net\Framework64\v.2.0.50727\InstallUtil.exe c:\adext\adext.dll
5. Restart the server and open the Active Directory Users and Computers.
Ready to load your photo.
If you apply this, you will see your photo if you have running Outlook (if you running exchange server) and also Lync Server 2010.