A look at the short-lived D-Theater format which offered HD movies on VHS.
Captured D-VHS Demo Tape showing New York in 1993: https://youtu.be/fT4lDU-QLUY
D-Theater tapes can be found on eBay: http://goo.gl/AfCHUy
A full list of D-Theater titles is on LDDB.com: http://goo.gl/jGHA82
DVHS on Wikipedia: https://en.wikipedia.org/wiki/D-VHS
JVC's D-Theater machines: http://goo.gl/uKMBki
Full specs on the machine shown:
http://support.jvc.com/consumer/produ...
*The machine demonstrated records and plays D-VHS (HS, STD, LS3) S-VHS (SP, EP) S-VHS ET (SP, EP) HiFi VHS (SP, EP) VHS (SP, EP) it doesn't have upscaling. It will output anything over Component or iLink.*