How are cinema-grade projectors / film techniques different from others?

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I was curious about how these projectors are able to project images up to these huge displays with such a crisp and high-quality definition. What resolutions are these films being filmed / played at? These are the questions I have lol

Thanks!

In: Technology

9 Answers

Anonymous 0 Comments

It seems that you got your explanation. If you have any more questions I invite you to post on r/cinemaengineering 🙂

Not an EL5 comment:

Cinema projectors are absolutely brilliant pieces of engineering. In a 4k DLP projector, there are more than 24.9 millions tiny mirrors that reflect the RGB light towards the lens. Each of them is controlled separately at minimum 60/120 times a second. The bulb in them can be even higher than 7kw working from thousands of volts AC (to start the electrical arc) and then goes down to around 20v DC (to keep the arc).

Anyway, I’m quite bad at explaining this as I’m absolutely amazed by the engineering behind the cinema.

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