Use the FeelWorld CUT6 6" 4K HDMI Touchscreen Recorder/Monitor to both view and capture up to 1080p30 HDMI video with an applied LUT. The CUT6 features a 6" 1920 x 1080 touchscreen display, one HDMI 2.0 input, and one HDMI 1.4 loop output supporting up to 1080p60 resolution video.
eBay