... GRIN lenses for telecommunication optics applications ? GTC (gradient telecom) lenses. ... GTC lenses are used in different fiber-optic devices: collimators, couplers, isolators and WDM etc . ... 2.Diameter . GTC lenses diameters are 1.0 mm, 1.8 mm, 3.0 mm and 4.0mm. ... 1.0 mm -3.0 mm diam GTC lenses are supplied in 0.22P, 0.23P, 0.25P, 0.27P and 0.29P length. 4.0 mm diam GTC lenses are supplied in 0.11P length. ... GTC . ... 3 scratches with 5mkm max width and 200mkm max length are allowed . ...

Main . ... About meteorites . Collections . Museum . ... Meteorite descriptions . ... Main menu . ... About laboratory . ... Museum of extraterrestial material . Meteorite collection . Lunar sample collection . Meteorite encyclopedia . Meteorite web resources . ... Fall, December 14, 1807 . ... Meteorite shower, collected almost 150 kg in total . ... The meteorite fall was described by Profs. ...

... One thing I did do was to give a star party at my church as a fundraiser. ... Amateur Astronomers Association of Princeton Space Shuttle Discovery Blasts off On Final Flight In a truly dramatic finale to her very last launch, Space Shuttle Discovery blasted off to space at 4:53 p.m., Thursday, Feb. 24, with just two seconds to spare after an unexpected last minute computer glitch with Air Force tracking computers threatened to delay the liftoff yet again despite otherwise perfect launch conditions. ...

... Viking" - is an american automatic orbital and landing station for Mars investigations. It consists of an orbital unit, investigating the aerocentrial orbit (the orbitaround the Mars) and a landing unit. In 1975 2 stations "Viking-1" and "Viking-2" were launched and their units reached Mars in 1976 and transmitted for the first time the image of Mars surface. ... The detailed photographs of Mars surface and the satellites was made from the orbital stations. ...

... Оргкомитет 27 января 1998 г. ПРЕДЛОЖЕНИЯ О РАБОТЕ Date: Wed, 18 Feb 1998 20:44:43 +0300 (MSK) From: "Kim Iraida S. 939-2245" Subject: Employment opportunity in Colombia Dear colleagues, Prof. Benjamin Calvo (Bogota, Colombia) requested me about young Russian PHD who could join him for solar researches in Colombia. ... Please, let me know if you hear of astronomers who eventually want to work in Colombia, doing astronomical research and helping forming people in astronomy seriously. ...

Course : Social media for civil society Lecturer: Olga Guzhva, Assistant Professor, Vice dean of International cooperation department of sociology, general editor of SCS Journal( www.scsjournal.org) The course consist of main thematic chapter as I theory and practise of e-Democracy, overview of channel of communication and social media , social media tools ( practical cases)) Theme /Modules Theme 1 Introduction to the course ... Discussion involves participants in active learning. ...