By Jürgen Tenckhoff, 31 July, 2022 The midnight sun in Norway at the 70th degree of latitude The midnight sun at the 70th parallel on the western side of the Lyngen Alps at Sør-Lenangen lighthouse is a spectacular event. Country Norway
By Jürgen Tenckhoff, 29 June, 2022 The little fire girl from our fireplace Suddenly there appeared, the little fire girl in her fiery home, guarding the flames in our hearth during the rough days. Country Germany
By Jürgen Tenckhoff, 17 December, 2021 South American Coatis in Mexico We saw and photographed South American coatis (Nasua nasua) in Villahermosa. Their species belongs to the family of small bears. Country Mexico
By Jürgen Tenckhoff, 28 February, 2021 Fish eagle in South Africa Majestic fish eagle in St Lucia in the uMkhanyakude district of KwaZulu-Natal province. Country South Africa
By Jürgen Tenckhoff, 25 September, 2020 Rainbow holograms in art This post nicely shows the special effect of rainbow holograms that appear multi-colored. Country Germany
By Jürgen Tenckhoff, 25 September, 2020 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. Country Germany
By Jürgen Tenckhoff, 25 September, 2020 Holography with argon laser White light holograms are generated with coherent laser light, but they meet lower coherence conditions when viewing. Country Germany
By Jürgen Tenckhoff, 24 September, 2020 Applications for rainbow holograms The technique for generating rainbow holograms was developed in 1968 by Dr. Stephen A. Benton designed. Country Germany
By Jürgen Tenckhoff, 24 September, 2020 Holography for science and art Holographic recording techniques not only record the amplitude of light rays but also their phase. Country Germany
By Jürgen Tenckhoff, 18 April, 2017 Whooper swans in Hokkaido and Iceland We were able to photograph whooper swans, whose calls are reminiscent of trumpets, mainly on Iceland and Hokkaido in Japan Country Japan
