1) Open the system created on Omeka platform, such as Open Virtual Worlds. Log in with username and password. The following is the link to log in
2) Select ‘Items’ on the left side navigation bar
3) Click the button ‘Add an Item’
4) Click the button ‘Dubin Core’ and type in the name of the 3D object. For example, name the 3D object as ‘a bottle of drink’
5) Select the button ‘Item Type Metadata’, and click the pull-down menu beside ‘Item Type’, then choose ‘3D Object’
6) Select the button ‘Files’
7) Click the button ‘Choose File’ in the frame
8) Choose the decompressed file in the pop up window, and go into the file named ‘mesh’. Choose the document with the type ‘.obj’. In other words, choose the document with the suffix ‘.obj’. Then click the button ‘Choose’ in the bottom right corner in the pop up window
9) Click the button named ‘Add Another File’
10) Repeat the step 7 and step 8, but choose the document with the type ‘.mtl’
11) Repeat the step 7 and step 8, until there is no more documents in the ‘mesh’ directory
12) Click the button ‘Add Item’ on the right side of the webpage, and wait for several minutes. During this time, do not reload or close the webpage