OLED screen test with greyscale and color patterns plus light leaks

A collection of full-screen greyscale and color patterns plus light leaks for evaluation of an OLED screen. Useful to check for traces of damage during transport, or temporal/permanent image retention on smartphones or TVs with OLED panel. **************************** Additional info and links: **************************** Buy TVs on Amazon: Germany: UK: US: France: For more tips and tricks as well as reviews of modern TVs, please visit my YouTube channel: Visit my calibration store: Follow me on Twitter: Follow me on Facebook: Sell your own digital products on Payhip: