Unknown Laserdiode with Code

Hi,

i have bought this 500mW-LD (haha) from ebay half year ago.
ebay has closed this offer (dont ask me why :can:)

at 200mA i get ~180mW with a G-2 lens. It is a 3,8mm LD. It this Diode known ?
How much REAL power can i expect ?

Greetings

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