Spaceball Mouse
Hewlett-Packard Spaceball (1991)
Invented by John Hilton, as input device to manipulate 3D as if you grabbed the object.
Made by Spacetec IMC, year 1991.
![HP Spaceball qWxhZ](i2/HP_Spaceball_qWxhZ.jpg)
Fujisu Spaceball
Logitech Spaceball
![Logitec Spaceball 4000 FLX 43459](itb/Logitec_Spaceball_4000_FLX_43459.jpg)
3dconnexion Spaceball
![3dconnexion spaceball 5000](itb/3dconnexion_spaceball_5000.jpg)
Invented by John Hilton, as input device to manipulate 3D as if you grabbed the object.
Made by Spacetec IMC, year 1991.