IMAX Vs IMAX 70mm: The Distinction Between These Two Cinema Codecs

You have possible heard, advert nauseum even, that Christopher Nolan’s epic The Odyssey is the primary function movie totally shot within the superior IMAX 70mm film format. With all that publicity, many cinema followers wish to see it projected that way as effectively. Nonetheless, they might get confused, as The Odyssey is accessible in each IMAX 70mm movie and the IMAX digital format. Each are wonderful, however one is certainly a bit higher. Let’s break down the variations between these two codecs. 

To grasp IMAX, it helps to understand how films are captured within the first place. Many are shot digitally, because it’s cheaper and extra handy than utilizing movie. Nonetheless, many filmmakers nonetheless need, effectively, movie. Most use the 35mm format, however some big-budget initiatives like Oppenheimer, Nope, Tenet and No Time to Die are shot in complete or partially on 70mm movie, aka Tremendous Panavision 70mm (extra about that shortly). After which there’s the king of movie codecs, IMAX 70mm, utilized in blockbusters like The Odyssey, Dune: Half 3 and Sinners.

The very best spectator expertise is watching a film shot on IMAX 70mm movie and projected from an IMAX 70mm movie print. With its sq. 1.43:1 format and 69.8 x 48.5mm body dimension, IMAX 70mm (also called IMAX 15/70 as a result of 15 sprocket holes per body) is projected horizontally on colossal 59 x 79-foot screens to fill your field of regard in all instructions. 

The additional decision, as much as 18K equal, implies that pictures are pin sharp, even on that vast display. The projection is vivid as effectively, due to using single and even twin 15kW water-cooled xenon bulbs — as much as 7.5 occasions brighter than those you will discover in common theaters. All of that know-how makes IMAX 70mm extra immersive than some other format.

Nonetheless, there are solely round 24 such theaters within the US, 9 in Canada and 6 elsewhere around the globe. The opposite problem is that just one function movie has been totally shot on IMAX (The Odyssey, after all). This comes all the way down to price. The Odyssey manufacturing price was $250 million and required a particular new digicam system to scale back noise and permit dialog to be filmed. On prime of that, every IMAX 70mm projection print reportedly price round $80,000. 

Your subsequent greatest wager is seeing a movie shot utilizing a mixture of IMAX 70mm and Tremendous Panavision 70mm movie, then projected in an IMAX 70mm theater. That also affords the total IMAX scale, brightness and 1.43:1 projection on those self same giant screens. Nonetheless, these movies lack the total decision of true IMAX in some scenes and will not look as sharp. Movies in that class are extra widespread however nonetheless fairly uncommon and embrace Oppenheimer, Tenet, Dune Half 3 and Sinners. 

Movies shot on digital or 35mm, then upscaled, transferred and projected on IMAX 70mm movie are an additional step down. That course of leads to one other drop in sharpness, although you keep the immersive 1.43:1 side ratio, colossal display dimension and superior brightness. Many current movies match that invoice, together with Barbie and Challenge Hail Mary, each shot on Arri Alexa 65 digital cameras and screened on IMAX 70mm at choose theaters.  

When you’ve got no IMAX 70mm movie theaters in your space, digital IMAX (also called IMAX with Laser) is a small step down. All of these theaters max out at 4K decision, round 1 / 4 of the IMAX 70mm movie format. Plus, solely a handful of digital IMAX cinemas in North America can play the taller 1.43:1 side ratio, so you will not get as sharp or grand an expertise. 

With that stated, digital IMAX remains to be superior to most movie show experiences. The 4K decision is far sharper than typical 2K DCI theater projection techniques. The perfect format, IMAX with Laser at a 1.43:1 side ratio, makes use of the GT Laser twin projector system that provides unbelievable readability. Brightness and distinction are literally superior to IMAX 70mm movie, due to the laser system’s light-emitting energy and skill to fully flip off pixels. 

As soon as once more, the issue with the 1.43:1 GT laser system is shortage, with simply 12 or so such theaters in North America. The subsequent most suitable choice is IMAX 4K Laser on the wider 1.90:1 side ratio. That makes use of a number of laser projector techniques, with the brightest and sharpest being GT Laser with twin projectors, providing the identical wonderful brightness and distinction because the 1.43:1 system. The opposite IMAX 1.9:1 choices are the single-projector CoLa and XT techniques with lowered brightness and sharpness, although nonetheless a superior viewing expertise to common 35mm or 2K digital projections. There are lots of extra of these, with around 100 within the US.

As with IMAX 70mm, one of the simplest ways to see digital IMAX is on movies shot on IMAX 70mm or common 70mm movie for max sharpness and immersion. Movies shot on 35mm movie or digital codecs will look a bit much less sharp, although different qualities like brightness and distinction might be unchanged. 

Normal 70mm movie, also called Tremendous Panavision 5/70, is one other good choice that is superior to a daily cinema expertise. The body dimension is almost double the width of normal 35mm film movie. Nonetheless, with a top of simply 22.09mm, Panavision 5/70 has a a lot wider 2.2:1 side. 

Decision is a 3rd that of IMAX 70mm, however nonetheless a lot larger than 35mm movie and sharper than most digital codecs. 70mm movie prints are sometimes struck straight from 70mm or IMAX negatives (optically and never digitally), so the picture high quality and backbone are second greatest after IMAX 70mm. Nonetheless, the image is cropped considerably, so you will be lacking out on element and the immersion issue out there solely with the true IMAX 70mm format.

With all that in thoughts, you must be capable to discover an IMAX or 70mm theater in your space that offers you one of the simplest ways to observe The Odyssey and different movies worthy of the additional grandeur. To suss these out, examine your native listings to discover a displaying, then double-check that they are certainly out there in your most well-liked format.