Zemax R13 Special version!!

Zemax Opticstudio 17.0/17.5/18.9/19.4 2017/2018/2019/2020/2021 with SN  **welcome to trial license**How to get zemax trail license from me? read carefully.note! 1.download files from below links. 2.read install manual. 3.run hardware getid,(sometimes,you should disable antivirus,otherwise   forget it,delete!) 4.send hardware id to me. 5.i will send a file name serial.txt to you.or serial number,then you    need save to serial.txt...

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