• This is How Film Cameras Added Dates to Your Photos

    1 month ago - By Peta Pixel

    Before EXIF data landed on the scene through the rise of digital photography, film cameras could superimpose the current date directly onto your photos, allowing you to see when you shot each one as you flipped through an album. If you've ever wondered how that date was included, here's an interesting 14-minute teardown by Applied Science that reveals the secret.
    Since the date is seen on the negative itself, the physical components behind the system need to be extremely small. And as this teardown shows, they are - it's a tiny micro LCD projector backed by a tiny incandescent light bulb...
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