A few nice 3D Printer images I found:
XTION 3D printed grip v08
Image by Creative Tools
A 3D printable grip and lens cover for the ASUS XTION motion sensing hardware which is very affordable and popularly used as a hand-held 3D scanner.
The 3D scanner: bit.ly/1bBmlMq
The 3D printer: makerbot.creativetools.se
The 3D model: www.thingiverse.com/thing:126936
The 3D-printer: ultimaker.creativetools.se