I/220 The HST Guide Star Catalog (Lasker+ 1992) ================================================================================ The Guide Star Catalog Version 1.1 - An all-sky astrometric and photometric catalog to support the operation of the Hubble Space Telescope The Guide Star Catalog Version 1.0 is described in a series of papers: I. Astronomical foundations and image processing Lasker B.M., Sturch C.R., McLean B.J., Russell J.L., Jenkner H., Shara M.M. =1990AJ.. ... Astrophys. ...
I/208 90000 Stars Supplement to the PPM Star Catalogue (Roeser+ 1994) ================================================================================ The 90000 Stars Supplement to the PPM Star Catalogue Roeser S., Bastian U., Kuzmin A.V. =1994A .. ... These stars constitute the 90,000 Stars Supplement to PPM. ... III and IV, positions and proper motions of 197179 stars south of -2.5 degrees declination. ... Star catalogue of positions and proper motions north of -2.5 declination. ...
GCVS Variability Types and Distribution Statistics of Designated Variable Stars According to their Types of Variability ======================================================================== I. GCVS Variability Types. ... The new variability types (ZZO, AM, R, BE, LBV, BLBOO) have been added in the Name-Lists 67- 72 and in the GCVS vol.V. ZZO ZZ Cet type variables of the DO spectral type showing HeII and and CIV absorbtion lines in their spectra. ... RCB Variables of the R Coronae Borealis type. ...
... Астрономические каталоги . ... Астрономический Интернет . ... на учебный Автоматизированный Астрономический Комплекс Новосибирского Государственного Университета. ... Автоматизированный Астрономический Комплекс оснащен телескопом-рефлектором системы Ньютона с параболическим главным зеркалом диаметром 315 мм. и солнечным телескопом-рефрактором с объективом диаметром 100 мм. ... Расположен астрономический комплекс на лабораторном корпусе НГУ в Академгородке, 30 км к югу от г. Новосибирска. наверх . ...
Crystals of Siberia Solutions for laser systems CRYSTALS of SIBERIA Ltd. ... LBO crystal, SHG Dimensions: 8 mm(W) x 8 mm(H) x 25 mm(L) Cutting angle: Theta: 90 degrees Phi: 11.6 degrees Anti-reflection Coating: DBAR@1064+532 nm both sides Quantity: 1 element Price: $2070 per element Item 2. ...
[
Текст
]
Ссылки http://vega.inp.nsk.su/~inest/book/LS/Quotation%20Nesterenko.doc -- 34.0 Кб -- 19.09.2008 Похожие документы
Кольцевой резонатор для лазерной обдирки. Для повышения эффективности обдирки Н0 предлагается использовать кольцевой резонатор со встроенным внутрь частотным конвертором для генерации лазерного излучения 3-ей гармоники (355нм). ... В этом случае внутри кольцевого резонатора размещаются два нелинейных оптических кристалла - один для генерации 2-ой гармоники излучения (532нм) и второй кристалл для генерации 3-ей гармоники. ... 5 |50 |ВК7 |AR(1064)/HR(355) | ... 5 |25 |ВК7 |HR(355)/AR(1064+532)| ...
... V. Sign Conventions Aberration -Free Image Spherical Wavefront , Defocus, and Lateral Shift Angular, Transverse, and Longitudinal Aberration Seidel Aberrations A. Spherical Aberration B. Coma C. Astigmatism D. Field Curvature E. Distortion Zernike Polynomials Relationship between Zernike Polynomials and Third-Order Aberrations Peak-to-Valley and RMS Wavefront Aberration Strehl Ratio Chromatic Aberrations ... Term # 3 represents focus. ... W is the mean wavefront OPD. ...
... 4, Nњ27, 1965. RONCHI TEST A N D TRANSVERSAL ABERRATION ])(11/iel 1\1a lacara SPHERICAL SI':\L-\RIO La prucha dc Ronchi cs sumameute Ъtil para dctcrminar la (:alidad de sistemas уpticos que tendrнan ahcrra<:Нуn dc esfericidad transvcrsal. aЪu eu el caso de cstar perfectamente construidos. ... EXTENDED I ї Copyright 1965: Observatorio Astronуmico Nacional, Universidad Nacional Autуnoma de Mйxico SOURCE ~ ~ '\ RONCHI RULING - t t PLATE tCORRECTING SPHERICAL MI RROR ]'igure 2.- ...
[
Текст
]
Ссылки http://vega.inp.nsk.su/~inest/RonchiTest/BOTT..4-27_dmalacara2.pdf -- 1190.2 Кб -- 03.09.2008 Похожие документы
FIGURE 4: PATH Total Solar Eclipse of 2009 July 22 Handan Linfen Tongchuan Pingliang Xingtai OF THE E CLIPSE THROUGH C HINA 0 80% 200 NASA 2009 Eclipse Bulletin , Espenak Anderson Kilometers Xining 400 Lanzhou Baiyin 600 Anyang Jining-Shandong Tianshui 90% CHINA 01:10 UT 04m43s 34° Guangyuan Hanzhong Xi'an ...
[
Текст
]
Ссылки http://vega.inp.nsk.su/~inest/book/SE2009/TSE2009-fig04.pdf -- 449.1 Кб -- 05.08.2008 Похожие документы
... KTP Specifications Flatness Scratch/Dig Code Parallelism Perpendicularity Angle Tolerance AR Coating Wavefront Distortion Dimension Tolerance Clear Aperture /8 at 633nm 10/5 to MIL-O-13830A < 20 arc seconds 5 arc minutes < ± 0.5°, < ± 0.5° R < 0.2% at 1064nm and R < 1.0% at 532 nm < /4 at 633nm (W ± 0.1 mm) x (H ± 0.1 mm) x (L + 0.2 mm/- 0.1 mm) > 90% of central area Standard Products Part No. ...
BIBO BIBO (BiB3O6) is a newly developed nonlinear optical (NLO) crystal, which has excellent characteristics for nonlinear optical applications. ... BIBO's effective SHG coefficient is about 9 times that of KTP. ... 63% 33% 47% 2370-A Qume Drive, San Jose, CA 95131, Tel: (408) 436-5558, Fax: (408) 436-5557 http://www.forealspectrum.com email: sales@forealspectrum.com BIBONLO, Rev 1.2, 2/13/2006, Page 1/2 BIBO BIBO Applications SHG and THG of middle and high power Nd doped lasers at 1064nm. ...
LBO LBO has many unique characteristics that contribute to its wide use as a nonlinear optical crystal. ... LBO Specifications Wavefront Distortion Dimension Tolerance Clear Aperture Scattering Sites Flatness Surface Quality Parallelism Perpendicularity Angle Tolerance Damage Threshold /8 at 633nm (W: +/- 0.1mm ) x (H: +/- 0.1mm ) x (L: + 0.2mm/- 0.1mm ) 80% of central area No visible scattering centers when inspected by a 30 mW green laser /8 at ...
... 5 Commerce Way Auburn, NY 13210 www.volpiusa.com Contents 1 2 2.1 2.2 2.3 2.4 Historical Overview Fundamentals of Light Propagation in Light Guides Total Internal Reflection Numerical Aperture of a Light Guide Guided Light Outside the Core Medium Phase Shift of Total Reflection 3 Light Guides - Modes 3.1 Mode Equation 3.2 Mode Number of a Light Guide 4 Light Intensity Distribution in a Light ... Such a light guide is referred to as a coherent fiber bundle or image bundle. ...
[
Текст
]
Ссылки http://vega.inp.nsk.su/~inest/halometer/Volpi_FiberOpticsRevAa.pdf -- 219.7 Кб -- 17.06.2007 Похожие документы
Scintillation Detector Operating Manual > Handling and care > Installation > Troubleshooting Contents Handling and Care of Crystal Scintillation Detectors Unpacking Instructions .. ... 2 Single Integrally Mounted or Demountable Crystals/PMT Detectors .. ... 4 Multiple PMT Detectors .. ... If you are unable to do so, please call Saint-Gobain Crystal's customer service depar tment for a Return Materials Authorization (RMA) number so the damaged detector can be returned to us for proper disposal. ...
[
Текст
]
Ссылки http://vega.inp.nsk.su/~inest/halometer/SGC%20Scintillation%20Operating%20Manual%201206.pdf -- 311.7 Кб -- 17.06.2007 Похожие документы
... Spherical aberration, coma, and astigmatism are also easily observed using the star test. ... Off-axis images are complex. ... Fig. ... Diffraction by a circular aperture as a function of defocus for no aberration Airy Disk 1 wave defocus Less than 1 wave defocus Fig. ... Diffraction by a circular aperture as a function of defocus for third-order spherical aberration Paraxial Focus Small distance inside paraxial focus Moderate distance from marginal focus Immediate neighborhood of marginal focus Fig...
... The imaging chip of the Trifid Camera is read out, one well at a time, by a 16-bit Analog to Digital Converter (ADC). ... Daniel) Zero bias, 500 millisecond flash: 2,000 bias, 500 millisecond flash: Zero bias, 50 millisecond flash: 2,000 bias, 50 millisecond flash: Zero bias, 5 millisecond flash: 2,000 bias, 5 millisecond flash: Zero bias, 0.5 millisecond flash: 2,000 bias, 0.5 millisecond flash: In the first set of images, which used a 500 millisecond flash, there is little difference. ...