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Rainbow holograms in art

This post nicely shows the special effect of rainbow holograms that appear multi-colored.

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White light holograms (argon laser)

This post shows a white light hologram that was recorded with an argon laser. A flashlight with almost parallel light is sufficient for viewing.

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Germany

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Holography with argon laser

White light holograms are generated with coherent laser light, but they meet lower coherence conditions when viewing.

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Germany

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Half a hologram - all the information

Is there really all the information of a recorded motif in every fragment of a hologram? Here we examine a broken hologram.

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Germany

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Recording techique: "Rainbow holograms"

The technique for generating rainbow holograms was developed in 1968 by Dr. Stephen A. Benton designed.

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Germany

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Holography for science and art

Holographic recording techniques not only record the amplitude of light rays but also their phase.

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Germany

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The hurricane eye of Jupiter over Hennef

To the right of Saturn, the radiantly bright Jupiter is currently appearing in the south above the horizon.

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Germany

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Saturn's rings over Hennef

Can you photograph the Saturn rings with a digital camera and a telephoto lens?

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Germany

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Comet Neowise above Hennef

Comet C / 2020 F3, Neowise, was difficult to photograph over Hennef. Haze and light pollution initially thwarted several attempts

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Germany

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Photo technique: Color-key

Technique for creating color key recordings

With color-key recordings, one object of the picture is left in its color, while the rest of the picture is displayed in shades of gray.

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Romania

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Europe

Rainbow holograms in art

White light holograms (argon laser)

Holography with argon laser

Half a hologram - all the information

Recording techique: "Rainbow holograms"

Holography for science and art

The hurricane eye of Jupiter over Hennef

Saturn's rings over Hennef

Comet Neowise above Hennef

Photo technique: Color-key

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