- Surface roughness measurement of flat and curved machined metal parts using a near infrared super-continuum laser
[作者:Alexander, VV; Deng, HQ; Islam, MN; Terry, FL; Pittman, RB; Valen, T,期刊:OPTICAL ENGINEERING, 页码:113602-113602 , 文章类型: Article,,卷期:2011年50-11]
- We describe a system for performing high-accuracy, noncontact rms roughness measurements of flat and curved machined parts in the industrially relevant range of similar to 0.05 to 0.35 mu m. The system uses a near infrar...
- Spectrum reconstruction for filter-array spectrum sensor from sparse template selection
[作者:Chang, CC; Lin, NT; Kurokawa, U; Il Choi, B,期刊:OPTICAL ENGINEERING, 页码:114402-114402 , 文章类型: Article,,卷期:2011年50-11]
- In recent years, miniature spectrometers have been found to be useful in many applications to resolve spectrum signatures of materials. In this paper, algorithms are proposed to realize a miniature spectrometer using a l...
- Development and performance of a filter radiometer monitor system for integrating sphere sources
[作者:Ding, LB; Kowalewski, MG; Cooper, JW; Smith, GR; Barnes, RA; Waluschka, E; Butler, JJ,期刊:OPTICAL ENGINEERING, 页码:113603-113603 , 文章类型: Article,,卷期:2011年50-11]
- The NASA Goddard Space Flight Center (GSFC) Radiometric Calibration Laboratory (RCL) maintains several large integrating sphere sources covering the visible to the shortwave infrared wavelength range. Two critical, funct...
- Narrow linewidth power scaling and phase stabilization of 2-mu m thulium fiber lasers
[作者:Goodno, GD; Book, LD; Rothenberg, JE; Weber, ME; Weiss, SB,期刊:OPTICAL ENGINEERING, 页码:111608-111608 , 文章类型: Article,,卷期:2011年50-11]
- Thulium-doped fiber lasers (TFLs) emitting retina-safe 2-mu m wavelengths offer substantial power-scaling advantages over ytterbium-doped fiber lasers for narrow linewidth, single-mode operation. This article reviews the...
- Airclad fiber laser technology
[作者:Hansen, KP; Olausson, CB; Broeng, J; Noordegraaf, D; Maack, MD; Alkeskjold, TT; Laurila, M; Nikolajsen, T; Skovgaard, PMW; Sorensen, MH; Denninger, M; Jakobsen, C; Simonsen, HR,期刊:OPTICAL ENGINEERING, 页码:111609-111609 , 文章类型: Article,,卷期:2011年50-11]
- High-power fiber lasers and amplifiers have gained tremendous momentum in the last 5 years. Many of the traditional manufacturers of gas and solid-state lasers are now pursuing the fiber-based systems, which are displaci...
- Toward high-sensitivity and high-resolution submillimeter-wave video imaging
[作者:Heinz, E; May, T; Born, D; Zieger, G; Thorwirth, G; Anders, S; Zakosarenko, V; Krause, T; Kruger, A; Schulz, M; Meyer, HG; Schubert, M; Starkloff, M,期刊:OPTICAL ENGINEERING, 页码:113204-113204 , 文章类型: Article,,卷期:2011年50-11]
- Against a background of newly emerged security threats, the well-established idea of utilizing submillimeter-wave radiation for personal security screening applications has recently evolved into a promising technology. P...
- Active optical system for any field angle zoom
[作者:Hu, SL; Zhao, X; Dong, WH; Xie, YJ,期刊:OPTICAL ENGINEERING, 页码:113001-113001 , 文章类型: Article,,卷期:2011年50-11]
- We have theoretically proposed a new type of active optical zoom system. It can change the magnification of an imaging system at any field angle, namely, it can change the effective focal length at a limited region of in...
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