搜索结果: 1-15 共查到“光学 A=3 system”相关记录33条 . 查询时间(0.14 秒)
With the addition of computers, laser cutters have rapidly become a relatively simple and powerful tool, with software controlling shiny machinery that can chop metals, woods, papers, and plastics. Wh...
System's ability to boost laser precision at room temperature increases its usability（图）
boost laser precision room temperature increases usability
2020/7/14
Physicists at the Massachusetts Institute of Technology have designed a quantum "light squeezer" that reduces quantum noise in an incoming laser beam by 15%. It is the first system of its ki...
HIGH THROUGHPUT SYSTEM FOR PLANT HEIGHT AND HYPERSPECTRAL MEASUREMENT
Height measurement hyperspectral measurement stereo vision grating dispersion high throughput, phenotypes
2018/4/30
Hyperspectral and three-dimensional measurement can obtain the intrinsic physicochemical properties and external geometrical characteristics of objects, respectively. Currently, a variety of sensors a...
2018年SPIE光学系统校准，公差和验证会议（SPIE Optical System Alignment,Tolerancing,and Verification XII）
2018年 SPIE 光学系统校准，公差和验证 会议
2017/11/27
The topics of tolerancing, alignment, and verification are crucial in the development of successful optical systems. The effective assembly of optical systems requires alignment of different system co...
This article describes a new photogrammetric 3-D measurement system for flat objects like plywood boards. 3-D measurement is
needed to get true dimensions of the object along its possibly curved sur...
Performance Prediction of the TMT Tertiary Mirror Support System
Tertiary mirror mirror performances mirror support optimizations
2015/5/12
The Ritchey-Chrétien (RC) optical design of Thirty Meter Telescope (TMT) calls for a 3.1m diameter secondary mirror
(M2M) and an elliptical tertiary mirror (M3M) of 3.5m along its major axis and 2.5...
Advancement of the Segment Support System for the Thirty Meter Telescope Primary Mirror
telescope mirror segment
2015/5/12
This paper presents refinements to the design of the TMT primary mirror segment passive-support system that are
effective in reducing gravity print-through and thermal distortion effects. First, a no...
Highly efficient blue organic light-emitting diodes using dual emissive layers with host-dopant system
ual emissive layer luminous efficiency blue OLED
2014/3/16
We fabricated highly efficient blue organic light-emitting diodes (OLEDs) by designing differing emitting layer structures with fluorescent host and dopant materials of 4,4-bis (2,2-diphenylyinyl)-1,1...
THE FULLY AUTOMATIC OPTICAL PROCESSING SYSTEM CATENA AT DLR
Processing Chain Optical Satellite Data Digital Elevation Models Automatic Preprocessing
2013/4/30
Here we present the operational, fully automatic processing system CATENA developed at DLR. The uniform pre-processing of an increasing amount of satellite data for generation of whole coverages of e....
Analytical Modeling of Nonlinear Propagation in a Strongly Dispersive Optical Communication System
Analytical Modeling of Nonlinear Propagation Optical Communication System Optics
2012/5/10
Recently an analytical model was presented that treats the nonlinear signal distortion from the Kerr nonlinearity in optical transmission systems as additive white Gaussian noise. This important model...
A Planar Micro-reflective System with Enhanced Angular Deflection for Silicon-based Planar Lightwave Circuits
parabolic mirror prism thermal actuator scanner rotary mirror
2011/11/24
We report on a novel planar micro-reflective MEMS scanner that can achieve large scan angle with small displacement. The scanner consisting of a parabolic mirror, a movable prism, and a thermal actuat...
A Novel Direct Detection Microwave Photonic Vector Modulation Scheme for Radio-Over-Fiber System
2011/11/22
This letter demonstrates the feasibility of a novel direct detection microwave photonic vector modulation scheme for the radio-over-fiber (RoF) system. Unlike the traditional double-sideband with opti...
Ultrafast photon-photon interaction in a strongly coupled quantum dot-cavity system
photon-photon interaction coupled quantum dot-cavity system two weak light beams Quantum Physics
2011/7/14
Abstract: We study dynamics of the interaction between two weak light beams mediated by a strongly coupled quantum dot-photonic crystal cavity system. First, we perform all optical switching of a weak...
Superfield equations for the interacting system of D=4 N=1 supermembrane and scalar multiplet
Superfield equations interacting system of D=4 N=1 supermembrane scalar multiplet
2010/11/1
We present the superfield action for the dynamical N = 1 D = 4 supermembrane in interaction with a dynamical scalar multiplet and use it to derive the superfield equations of motion.
A Single Laser System for Ground State Cooling of 25-Mg+
Single Laser System Ground State Cooling 25-Mg+
2010/10/27
We present a single solid-state laser system to cool, coherently manipulate and detect $^{25}$Mg$^+$ ions. Coherent manipulation is accomplished by coupling two hyperfine ground state levels using a p...