Usage:
stereo type
Stereo allows switching amongst stereo options and mono viewing.
Possible values of type are:
    
     - sequential (equivalents: seq, stereo, on)
     - can only be used when
     --stereo has been specified
     at the time of Chimera startup
     
- mono or off
     
- cross eye (equivalents: crosseye, cross-eye,
     or cross-eye stereo)
     
- wall eye (equivalents: walleye, wall-eye,
     or wall-eye stereo)
     
- left eye (equivalents: left, left-eye,
     stereo left eye)
     
- right eye (equivalents: right, right-eye,
     stereo right eye)
     
- vrex (equivalents: vrex row, VRex,
     VRex row, VRex row stereo)
    
See also:
the Camera tool