Because it is a disc image, it includes the original interactive menus, behind-the-scenes documentaries, and the director's commentary that often get stripped out of standard video files. Why Coraline is the Ultimate 3D Showcase
In Coraline’s actual home, the 3D depth is intentionally "crushed" and shallow. This reflects her feeling of being trapped and bored in her mundane life.
Unlike compressed streaming versions, a Blu-ray ISO maintains the full bit-rate of the original 1080p video and master-grade audio tracks (typically DTS-HD Master Audio).
Adapted from Neil Gaiman’s novella, Coraline set a new bar for stop-motion animation. By utilizing 3D printing for thousands of facial expressions and combining it with traditional hand-crafted sets, LAIKA created a tactile world that 3D technology only enhances. For collectors, the 1080p Blu-ray ISO is the best way to preserve that craftsmanship in a digital library.
An ISO file is an exact sector-by-sector copy of a physical disc. For a film like Coraline , which was meticulously crafted for 3D, this format is the "gold standard" for several reasons:
Depending on the display technology, these are necessary to separate the two images for each eye. Legacy of the Film
The ISO contains the Multiview Video Coding (MVC) stream required for "Full 3D." This provides a separate high-definition image for each eye, avoiding the resolution loss found in "Side-by-Side" (SBS) or "Over-Under" (OU) rips.