8K resolution TV or 4320p TV is presently the highest ultra high definition television resolution in digital television and digital cinematography market. 8K means the horizontal resolution is 7,680 pixels, which forms the total image dimensions of (7680×4320). 8K display resolution is the successor to 4K resolution. 8K TV has 2 times vertical and horizontal resolution of 4k TV and 16 times pixel quality of Full HD TV.
NHK (Japan’s national public broadcasting organization) first started research and development of 4320p in 1995 and the format was standardized by the Society of Motion Picture and Television Engineers (SMPTE) in Oct 2007; interface was standardized by SMPTE in August 2010; ITU-R recommended it as international standard for television in 2012. It resulted, in being adopted for public displays at electronics shows and screenings of Sochi Olympics Games in Feb 2014, FIFA World Cup Brazil in June 2014, and Rio Olympics in the year 2016.
High-resolution displays like 8K TV enables the users to have each pixel that are not distinguishable to human eye from a certain distance to the screen. 8K resolution is also used for improving low resolution videos using cropping or down sampling technique. 8K allows filmmakers shooting in a high resolution with a wide lens or at a large distance in the cases where shooting cannot be done at close distance like wildlife documentaries etc. Zooming and cropping is done digitally in post production.
Few 8K TVs Successfully hit The Market