This case has been specially designed to fit the 5" (480x800) screen, and to be mounted on the HK Quanum goggles as replacement of the original screen, wich has less quality.

screen from dx.eu (http://eud.dx.com/product/diy-2-channel-video-input-4-5-tft-lcd-display-module-black-blue-silver-white-844206805#.VUI_yPntlBc)
HK Quanum goggles: http://www.hobbyking.com/hobbyking/store/__53706__Quanum_DIY_FPV_Goggle_Set_with_Monitor_KIT_.html