https://amzn.com/B01I31YWLA

New micro display modules have shown up on Amazon and Ebay. These look ideal for a wearable computer.

Specification:
Display: ONE TFT LCD display chips
Resolution: 640×480 (WQVGA)
Screen Ratio: 16:9
Color Depth: 24-bit input
Viewing Angle: 26° diagonal
Image Input: Composite AV/CVBS
Video Signal: NTSC/PAL/SECAM automatic selection
Working voltage 3.7-5V
Working current 120MA
Power consumption 0.6W
Supported formats "8-bit RGB-serial data,Hd,Vd,Valid,Clock
CCIR 601, CCIR656"
Display frame frequency 120HZ（NTSC）,100HZ(PAL)
Viewing Angle 26
An exit pupil distance 20mm
An exit pupil diameter 1-2m
AV input P/N