watch out my glass material, is it fine?

one material, several material instance

Baidu_Shurufa_2016_6_2_11_26_20.jpg
Baidu_Shurufa_2016_6_2_9_8_45.jpg


Baidu_Shurufa_2016_6_2_11_26_20.jpg

Wow! Looks real :smiley: