Used RightMed Chair and Stand 1000 Ophthalmic Combo $1000.
Looks like this unit:
https://premierop.com/s4-optik-model-1000-ophthalmic-combo-unit/
Great for a second room. Everything works except chair is fixed at lowest setting and cannot go up or down (replacement parts no longer available). Chair was reupholstered 1 year ago. Pick up on North York, ON.
Please contact Dave at dng@bellnet.ca