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PINHOLE PHOTOGRAPHY
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How does a Pinhole work?
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“How can the sun can make a circular image when it shines through a square hole?” Aristotle (350 B.C.)
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http://www.youtube.com/watch?v=RuJ_Jd 6Qgyo&feature=relatedhttp://www.youtube.com/watch?v=RuJ_Jd 6Qgyo&feature=related
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Believed that most Renaissance (14-17 th C.) artists used Camera Obscura, but only a few admitted it. Leonardo and Michelangelo were know to use it.
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Camera Obscura Lens added in 1600s for sharper images.
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Joseph Niepce (1862) First permanent photograph Varnish on metal plates
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Two ways to control exposure
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The small hole on the Pinhole is just a VERY tiny F-Stop
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Small Pin Hole f/182 6 sec exposure Large Pin Hole f/65 1/5 of a sec Lens f/16 1/100 of a sec
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Ann Hamilton http://www.pbs.org/art21/artists/hamilton/cl ip2.html#http://www.pbs.org/art21/artists/hamilton/cl ip2.html#
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Artists who work with pinhole cameras: Legacy Project “The Great Picture”
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F-18 Fighter plane hanger from WWII El Toro MCAS Orange County, California Picture taken: July 2006
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Worlds Largest Pinhole camera and Photograph
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Two parts to our box: Lid and Bottom
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Lid: Step 1 Cover center piece with black paper. Front Back
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Lid: Step 2 Place sides next to center leaving VERY small gap. (smaller than shown) Put masking along 4 edges, leaving VERY small gap.
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Lid: Step 3 1.Flip over so that masking tape is on the bottom. 2.Pull sides up to create corners. 3.Tape corners. 4.Glue along INSIDE seams on sides and bottom
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Lid: Step 4 1.Once Glue is dry, carefully take off masking tape. If any of your seams come apart, tape and glue again. 2. Rip Black Duct Tape into strips 3. Push strips of Duct Tape hard along seams on outside of box. All strips need to overlap!!! This is making box light tight. ****Make sure to stop just before the bottom of the box along the edges.
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Bottom of Box
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Bottom: Step 1 Cover one side of all 4 pieces with black paper. Front Back
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Bottom: Step 2 Place sides next to center leaving VERY small gap. (smaller than shown) Put masking along 4 edges, leaving VERY small gap.
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Bottom: Step 3 1.Flip over so that masking tape is on the bottom. 2.Pull sides up to create corners. 3.Tape corners. 4.Glue along INSIDE seams on sides and bottom Front
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Bottom: Step 4 1.Once Glue is dry, carefully take off masking tape. If any of your seams come apart, tape and glue again. 2. Rip Black Duct Tape into strips 3. Push strips of Duct Tape hard along seams on outside of box. All strips need to overlap!!! This is making box light tight. ****Make sure to stop just before the bottom of the box along the edges.
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