Next: CCD Operation Up: Charge Coupled Devices (CCDs) Previous: Charge Coupled Devices (CCDs) . ... However it is only now that a number of important X-ray astronomical applications of CCDs have reached critical development stages, so that this is an appropriate time to review the application of space-borne CCD instruments to cosmic X-ray astronomy, and highlight the particular concerns which are being addressed for X-ray instruments, as distinct from optical applications. ...

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... Tonight's Sky . ... Sky Events . ... Meade Instruments Corp. to be acquired by Jinghua Optics Electronics . ... By Meade Instruments Corp. ... Meade Instruments Corp. (est. 1972), one of the world's largest designers and manufacturers of telescopes and accessories for amateur astronomers, and Jinghua Optics & Electronics Co., ... Meade Europe was a subsidiary of Meade Instruments Corp. from 1999 until 2009, when it was acquired by JOC, former owner Rolf Bresser, and its general manager, Helmut...

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... Winer Observatory gratefully acknowledges the generous support of those listed below. ... We thank our donors and hold them up as models of how corporations in America can behave responsibly in the communities in which they do business. ... Telescopes, parts, and accessories . ... 100,000 . ... Hughes Missile Systems . ... Miscellaneous electronics . ... Terra Universal, Inc. ... EFI Electronics Corp. ... 2013 Winer Observatory. ...

The telescope of Galilei was invented in 1609. Telescope (from tele ... and scope ) is an astronomic instrument for the celestial luminaries study on their electromagnetic radiation. The telescopes are divided into gamma-telescopes, X-rays and ultraviolet, optical, infrared and radiotelescopes. ... The first astronomic observations with telescopes (optical refractor) were carried by Galilei in 1609. Back . ...

... Telescopes . ... The spectrograph is installed in the Nasmyth focus of the BTA telescope, the equivalent focal length is 186 m (F/31). ... The preslit device unit is marked by number 3. ... Fig. ... slit unit of the MSS, 4.1 ? ... The spectrograph slit unit consists of a mirror that redirects the light beam from the Z axis and from the calibration path at an angle of 65њ to the axis of the telescope focus into the slit, the order separation filter, the block of the slit and the shutter (Item 4 in...

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... The choice of the spectrograph design (Fig.2) is determined by the quantity R, the overall dimensions of the PF cage and the restrictions on the rigidity of the structure of the device. ... As the camera's objective a fast 4-lens aplanat is used having a focal distance F cam =140 mm and a relative aperture of 1:1.8, the resolution at the centre is no less than 80 gr/mm, that over the field at a distance of 3 mm from the edge along the frame ( ) diagonal is 35 gr/mm. ...

Optical design and verification of the sub-millimeter limb sounder TELIS P. Yagoubov1, G. de Lange1, A. Baryshev2, R. Hesper2, V. Koshelets3, G ... IREE, Russia 4Institute for Remote Sensing Technology, DLR, Germany 5Institute of Applied Physics, University of Bern, Switzerland Vertical scan , mm Vertical scan , mm TELIS (Terahertz and submm Limb Sounder) is a cooperation between European institutes, DLR, RAL and SRON, to build a three- ... SIR cold channel phase distribution. ...

... The project assumes creation of an international space observatory - the interferometer "Earth - Space - Space" in order to perform of astronomical investigations in millimeter, submillimeter and infrared regions with extremely high sensitivity (to a few nanoJanskies units of flux density in continuum spectrum) and extremely high angular resolution (to a parts of microsecond of arc or, possibly, nanosecond). ... radio-interferometric channels of the system "Space - Space", region 0.2 - 3 mm; . ...

... Solar Space Experiments in LPI . ... The main goal of the TESIS is to provide complex observations of solar active phenomena from the transition region to the inner and outer solar corona with high spatial, spectral and temporal resolution in the EUV and Soft X-ray spectral bands. ... Solar EUV Coronagraph (SEC), based on the Ritchey-Chretien scheme, to observe the inner and outer solar corona from 0.2 to 4 solar radii in spectral band 290-320 A . ... 2 arc. sec./pix . ... Backside-CCD 2048*2048 pix...

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Astrophysics graduate student programs . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . ... Parkes | ATCA . ... Visiting Parkes radio telescope . ... With the addition of a focal reducer, this telescope becomes a very efficient instrument in the study of extended, low surface brightness objects. ...

... GIANT Magellan Telescope . Dr. Dan Fabricant . ... The Giant Magellan Telescope (GMT) is a 25 meter diameter optical-infrared telescope that will be sited in Chile. ... Dr. Fabricant, a leader in the design of new instruments for optical astrophysics, led the development of the optical and instrument design for the Multiple Mirror Telescope (MMT) in Arizona. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... October 4, 1999 . The 220 Mirrors of CRTF . ... Explanation: Even the largest of modern optical telescopes are small when compared with the light gathering power of the Central Receiver Test Facility (CRTF) located in New Mexico , USA. CRTF has 220 mirrors each over 7-meters in diameter all focused on a single tower. ... Recently, astronomers with the STACEE project have begun using CRTF to collect secondary light emitted when high-energy gamma rays strike the Earth's atmosphere. ...

... The 220 Mirrors of CRTF . ... Recently, astronomers with the STACEE project have begun using CRTF to collect secondary light emitted when high-energy gamma rays strike the Earth's atmosphere. Photons in this range might allow further exploration of enigmatic gamma ray burst explosions, and might be emitted when cosmic rays from supernovae impact gas clouds in the interstellar medium . ... Publications with keywords: cosmic rays - telescope - gamma ray . ... Solar Flare in the Gamma ray Sky . ...

. General Information . Media Files . Participants . Timetable . Local Information . Photos . October 5, 15:00 15:30 . Victor Kornilov (SAI) . PDF [2.4б MB] October 5, 15:30 16:10 . Florian Kerber (ESO) . PDF [2.0б MB] October 5, 16:10 16:35 . Boris Safonov (SAI) . PDF [704.7б KB] October 5, 16:35 17:05 . October 5, 17:05 17:45 . Pavel Kovadlo (ISZF), Olga Kochetkova (ISZF) . PDF [4.0б MB] October 5, 18:20 19:00 .

... R = 97% C8F 18 MO PA /4 P MO PA 160 В 350 ps; up to 0.5 J 90 В 500 ps; up to 0.5 J small SBS -mirror reflectivity small amplifier energy extraction thermal aberrations in Nd:YAG pulse compression up to 150ps energy stability StDev532nm 6.5% SBS -mirror reflectivity 97% Gaussian output beam profile phase-conjugated beam pulse compression up to 90ps energy stability StDev532nm 3% Example of SBS - pulse ...

... MROI's Automated Alignment System C.A. Jurgenson*a, D.F. Buscherb, M.J. Creech-Eakmana, C.A. Haniffb, J.S. Youngb, T.A. Colemana, C.B. Parameswariaha, E. Seneta ... Dept. of Physics, Cavendish Laboratory, JJ Thomson Avenue, Cambridge CB3 OHE, UK ABSTRACT We present an outline of the automated alignment system for the 350m baseline Magdalena Ridge Observatory Interferometer (MROI) which will manage the simultaneous alignment of its six principal optical subsystems (telescopes, ...

Progress in science is inversely proportional to the number of journals" . ... PHYSICS JOURNALS . SPIRES-HEP Database Covers more than 415,000 high-energy physics related articles, including journal papers, preprints, e-prints, technical reports, conference papers and theses, received by the SLAC and/or DESY Libraries since 1974. ... Journal of Physics G: Nuclear and Particle Physics . ... Journal of Geometry and Physics (Special Issues) . ... Journal of Nuclear Materials (Special Issues) . ...

Moscow State University Sternberg Astronomical Institute Specification 2.5 m telescope with enclosure version 7.6 |Number|Item description, type |Quanti| | ... 1000 |2.5 m mirror telescope system |1 | ... lightweighting) must provide the short time of | ... stations (ports) must be provided. ... 1006 |Nasmyth focal stations must be provided with a deployable| | ... must be provided. ... Telescope control system and environment conditions | ... 2005 |Camera shutter must provide unvignetted CCD field, | ...