1. Light and Radiation
A sinusoidal wave moving from left to right
Applet
Applet
The animation is a Wikimedia Commons file created by
User: Evil saltine under the terms of the
GNU Free Documentation Licence, Version 1.2.
Last access: 22.02.2008
Periodicity along the distance x of a sinusoidal wave
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
The spectrum of light and radiation over the frequency and wavelength in logarithmic scales
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
The spectrum of visible light at wavelengths from 400 to 750 nm
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
Meteosat-8 image of the earth at 800 nm wavelength, 12 February 2008.
Meteosat-8 image taken on 12 February 2003, Channel 02 VIS0.8 at 0.8 μm wavelength.
Meteosat-8 image taken on 12 February 2003, Channel 02 VIS0.8 at 0.8 μm wavelength.
EUMETSAT,
Darmstadt, Germany; Image Gallery,
Fulldisk Images.
Last access: 20.06.2008
Meteosat-8 image of the earth at 6.2 μm wavelength, 6 March 2004.
Meteosat-8 image taken on 6 March 2004, Channel 05 WV6.2 at 6.2 μm wavelength.
Meteosat-8 image taken on 6 March 2004, Channel 05 WV6.2 at 6.2 μm wavelength.
EUMETSAT,
Darmstadt, Germany; Image Gallery,
Fulldisk Images.
Modification: The original blue image is converted to a greyscale image.
Last access: 20.06.2008
Meteosat-7 image of the earth at 10.5 - 12.5 μm wavelength.
Meteosat-7 image taken on 20 October 1998, IR Channel.
Meteosat-7 image taken on 20 October 1998, IR Channel.
EUMETSAT,
Darmstadt, Germany; Image Gallery,
Fulldisk Images.
Modification: The original orange image is converted to a greyscale image.
Last access: 20.06.2008
Ultraviolet image of the earth taken by the Apollo 16 astronauts in April 1972 with the Far UV Camera/Spectrograph
deployed on the moon.
Image taken by the Apollo 16 astronauts with the Far UV Camera / Spectrograph deployed on the moon in April 1972.
Image taken by the Apollo 16 astronauts with the Far UV Camera / Spectrograph deployed on the moon in April 1972.
Last access: 20.06.2008
A plane monochromatic wave propagating from left to right along the x-axis
Graph and animated gif
Graph and animated gif
Rainer Reuter, University of Oldenburg, Germany
Periodicity of the electric field E along the distance x
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
Electric field E(t) plotted over time t (blue line), and its square E2(t) (red line) ...
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
Colour and brightness in the sky
Photograph, 24 March 2008
Photograph, 24 March 2008
Rainer Reuter, University of Oldenburg, Germany
The light of a lamp, whose brightness and colour can be changed variably is directed to a light detector
Graph
Graph
Silja Banaschewski and Rainer Reuter, University of Oldenburg, Germany
Counter (upper picture) and oscilloscope (lower picture) in our experiment showing signals of the light detector
Photograph and video, 20 November 2008
Photograph and video, 20 November 2008
Rainer Reuter, University of Oldenburg, Germany
Comet Hale-Bopp image, taken on 11 March 1997 with a 20 cm reflector telescope
Photograph
Photograph
Photograph from the website http://www.usno.navy.mil/pao/HBPIX.html of the U.S. Naval Observatory,
Image taken by Geoff Chester.
Last access: 02 December 2008
The spectrum of visible light over the wavelength and the photon energy
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
Response of human S, M and L cones which are sensitive to blue, green and red light,
plotted versus the wavelength of stimulating light
Graph, re-plotted from: Jeremy Nathans, 1999: The evolution and physiology of human color vision: Insights from molecular genetic studies of visual pigments. Neuron, 24: 299-312
Graph, re-plotted from: Jeremy Nathans, 1999: The evolution and physiology of human color vision: Insights from molecular genetic studies of visual pigments. Neuron, 24: 299-312
Rainer Reuter, University of Oldenburg, Germany
Luminosity functions of day and night vision, normalised to a value of 1 at their peak response wavelength.
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
View at the colours of the earth through a window of the International Space Station ISS.
Photo of the astronaut Karen Nyberg during mission STS-124
Photo of the astronaut Karen Nyberg during mission STS-124
URL: STS-124 Gallery, image 18
Last access: 19 July 2010
Colour glas filters for use with camera lenses
Photograph
Photograph
Rainer Reuter, University of Oldenburg, Germany
A filter wheel with five optical filters for spectral measurements in the laboratory
Photograph
Photograph
Rainer Reuter, University of Oldenburg, Germany
Spectral transmission of the Landsat 5 TM Bands 1-4 and 8 in the visible.
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
Spectral transmission of all Landsat 5 TM bands in the visible and infrared.
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
Bands 1 (blue-green), 2 (gree-yellow) and 3 (red) of a TM scene taken over central Italy...
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
using data of the Image Catalogue Viewer from ESA
Last access: 27 July 2010
Bands 2 (green-yellow), 3 (red) and 4 (near infrared) of the TM scene taken over central Italy...
Graph
Graph
Rainer Reuter, University of Oldenburg, Germany
using data of the Image Catalogue Viewer from ESA
Last access: 27 July 2010
The light of a halogen lamp coming from left passes a glass plate (1)...
Photograph
Photograph
Rainer Reuter, University of Oldenburg, Germany
For a better understanding the same setup of optical components...
Photograph
Photograph
Rainer Reuter, University of Oldenburg, Germany
