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2. Dolby Cinema - Wikipedia

   en.wikipedia.org/wiki/Dolby_Cinema

   4K – 3D at 120 Hz, 60 Hz, 48 Hz, and 30 Hz per eye/projector Although the twin projectors are capable of displaying the 7 500:1 contrast ratio defined by the DCI fixed luminance gamma function, for movies not graded with Dolby Vision, the projectors are limited to 5 000:1 contrast ratio. [ 13 ]

3. Digital cinema - Wikipedia

   en.wikipedia.org/wiki/Digital_cinema

   The 2K and 4K resolutions used in digital cinema projection are often referred to as DCI 2K and DCI 4K. DCI stands for Digital Cinema Initiatives. As digital cinema technology improved in the early 2010s, most theaters across the world converted to digital video projection. Digital cinema technology has continued to develop over the years with ...

4. 4K resolution - Wikipedia

   en.wikipedia.org/wiki/4K_resolution

   Sony was offering 4K projectors as early as 2004. [80] The first 4K home theater projector was released by Sony in 2012. [81] Despite this, there's not many finished films with 4K resolution as of 2023. Even for movies and TV shows shot using 6K or 8K cameras, almost all finished films are edited in HD resolution and enlarged to fit a 4K format ...

5. Digital Cinema Initiatives - Wikipedia

   en.wikipedia.org/wiki/Digital_Cinema_Initiatives

   Digital Cinema Initiatives, LLC (DCI) is a consortium of major motion picture studios, formed to establish specifications for a common systems architecture for digital cinema systems. The organization was formed in March 2002 by Metro-Goldwyn-Mayer , [ a ] Paramount Pictures , Sony Pictures , 20th Century Studios , [ b ] Universal Studios ...

6. Dolby 3D - Wikipedia

   en.wikipedia.org/wiki/Dolby_3D

   Dolby 3D uses a Dolby Digital Cinema projector that can show both 2D and 3D films. For 3D presentations, additional filters are used in the projector, one filter each for the left eye and right eye. Each filter allows different frequencies of red, green, and blue light to pass through each of them.

7. IMAX - Wikipedia

   en.wikipedia.org/wiki/IMAX

   The digital cinema IMAX projection system, debuted in 2008, is designed for use with shorter 1.90:1 aspect ratio screens. The system uses two 2K projectors that can present either 2D or 3D content in DCI or IMAX Digital Format (IDF; which in itself is a superset of DCI).