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What Is The Golden Mean?
AKA The Golden Ratio, The Divine Proportion, The Golden Rectangle,
The Golden Section
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The Ancients Knew!
• The Origins of the Golden Mean are lost to us, but we know that the Egyptians used the idea to build the pyramids.
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The Egyptians
• The Pyramids at Giza were built more than 4,500 years ago using the ratio or 1.6 to 1. Meaning that they are 1.6 times a high as they are wide. Why?
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The Greeks
• In 477, the Greek city state of Athens built the famous temple to Athena, known as the Parthenon. It’s dimensions are a perfect Golden Rectangle.
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But What Is It?
• A Golden Rectangle is based on the concept that a rectangle that is 1.6 times as long as it is tall can be divided into perfect sections that can be broken into that ratio 1:1.6 again and again.
• Golden Rectangle Calculator
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So What?
• Leonardo Da Vinci (1452-1519) studied both art and science. He saw that nature used the “divine proportion”
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Golden Mean in Nature
• Leonardo saw that humans were proportioned using the same ratio. So he copied it in his artwork.
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Art of Leonardo Da Vinci
• Such as the Mona Lisa and the Last Supper
• Mona Lisa's Golden Rectangle
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How Does This Affect Modern Imaging?
• All modern imaging systems come from the development of 35mm film, including digital cameras, movie film, DV cameras and HDTV screens.
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The Rule of Thirds
• The modern rule of thirds comes from the principle of the golden mean as a useful method to determine where to place an object in the frame.