The tunable grating filtering detection system of fiber grating sensor is investigated theoretically and experimentally . The theoretical expression of the wavelength resolution is presented . The optimum theoretical wavelength resolution of the system is 0.8 pm .

对光纤光栅传感器的光栅调谐滤波检测系统进行了理论和实验研究，给出了 波长测量 分辨率的理论表达式，理论计算的系统最佳波长分辨率为08pm；

The ultraviolet laser has become a central of focus in the field of laser recent years due to its many advantages such as short wavelength centralized energy high resolution and so on .

由于紫外激光 波长短，能量集中， 分辨率高，因此紫外激光器成为近年来激光领域研究的热点之一。

Due to the excellent performance of the photoelectric detection system the measured wavelength resolution of sensing detection is 2 pm and the strain resolution is 1.7 με in the experiment .

基于高性能的光电测量系统，实验测得的 波长 分辨率可达2pm，应变分辨率可达17με。

The accuracy in spectral measurement for instance photometric accuracy ( transmittance or reflectance ) wavelength abscissa accuracy and spectral resolution is usually influenced by spectral instrument factors such as slit width scan speed and response time .

光谱仪器测试参数，如狭缝宽度、扫描速度和响应时间等对光谱测试精度例如测光精度（透过率或反射率）、 波长精度和光谱 分辨率等有很大的影响。

An improved demodulation technique of fiber Bragg grating sensing system is proposed based on the operating principle of wavelength demodulation scheme of WDM fiber coupler polarization character and the factors affecting wavelength resolution of the system .

根据WDM光纤耦合器波长解调方案的工作原理、偏振特性以及影响系统 波长 分辨 力的因素，提出一种改进的利用WDM光纤耦合器的光纤光栅传感解调技术。

For a case in which the F-number is 1.1 and the wavelength is 1.4 mm the lateral resolution is 2 mm the focal depth ( 3 dB ) is 17 mm and the first side lobe is 17 dB lower than the main lobe .

在相对孔径为0.9， 波长为1.41mm的条件下，横向 分辨率为2mm，3dB焦深为17mm，第一旁瓣比主瓣下降17dB。

Likewise the shorter the wavelength of visible light used the better the resolution .

同样，使用的可见 光波 长越短， 分辨率就越高。

The result demonstrates that this experimental system has scanning range of 1520 ~ 1570 nm scanning frequency of 100 Hz measured wavelength resolution of 5 pm and measured strain resolution of 4.13 με .

结果表明，实验系统的波长寻址范围为1520～1570nm，扫描频率为100Hz， 波长测量 分辨率为5pm，应变测量分辨率为4.13με。

Development of Nd ∶ YAG and Nd ∶ YAP Laser Therapy Apparatus Operating around 1.3x μ m Wavelength Range Besides it has high resolution high speed and wide range .

1.3xμm 波段掺钕晶体激光治疗机此外，傅里叶变换光谱仪还具有光谱 分辨率高、测量速度快、 波段范围宽等优点。

The experiment was used of angular adjusting method broadband source was detected then the wavelength resolution of the system was calculated and draw the experimental curve .

实验采用角度调节方法，通过对宽带光源进行测量，计算系统的 波长 分辨率、绘制实验曲线，比对理论数据，得出实验结论。

In this paper the main works focus on the portable broadband spectrometer design and achievement . The proper detector and optical structure was chosen to make the wavelength is from UV to near infrared and have good resolution .

本文主要设计了宽波段微型光谱仪并加以实现，通过选择合适的探测器和光学结构，光谱仪的 波段可以覆盖紫外到近红外， 分辨率高。

The experiment results show that wavelength calibration and good Gaussian peak-seek algorithm reduce the wavelength measurement error caused by wavelength nonlinearity of tunable filter and low scanning wavelength resolution .

实验结果表明，波长校准和选择好的寻峰算法分别减小了可调谐滤波器波长输出非线性性及 波长扫描 精度低带来的测量误差。

Owing to the decametric wavelength the angular resolution of High Frequency Surface Wave OTH Radar ( HF SWOTHR ) is usually coarse especially when dimensions of antenna array are restricted .

由于工作在高频段，高频 地波超视距雷达的角 分辨力较差，尤其是当阵长受限时。

The Method of Wavelength Calibration in High Resolution Absorption Spectroscopy

高 分辨分子吸收光谱中的 波长校准方法

Influences of the Different Wavelength Lasers on Resolution of Spatial Diffraction Beam in Calculating Holographic Phase Grating

不同 波长激光对计算全息位相光栅空间衍射光束 分辨率的影响

Among these techniques the Wavelength and spatial division combined multiplexing approach has high resolution but it is relatively slow .

这些复用技术中， 波分复用和空分复用相结合的复用技术具有较高的 精度，但是解调速度慢。

The test result of spectral wavelength accuracy spectral resolution scene shift imaging quality for this system is satisfactory .

对系统在 光谱 扫描精度、光谱 分辨率、图像漂移、图像质量方面的性能进行测试都得到了良好的结果。

The wavelength is closely relative to resolution .

波长 与 分辨率密切相关。

However with large cavity length some problems appear such as lack of wavelength resolution residual vibration etc. These problems bring phase-shifting error which affects the accuracy and precision of the testing result .

然而大腔长下的波长 调谐 干涉仪出现了 波长 分辨率不足、残余振动明显等问题，导致了较大的移相误差，影响了干涉仪检测结果的准确度和精确度。

In experiments demodulation for signal point fiber bragg grating strain and temperature is carried by use of 1530 / 1550 nm tilt filter . The result shows that the demodulation system has a wavelength resolution of 0.01 nm .

实验采用1530/1550nm的斜边滤波器对单点光纤光栅应变和温度进行解调，结果表明该解调系统具有0.01nm的 波长 分辨 力。

As wavelength precision and resolution of the instrument is high but the stray light is less and the repeatability is good it has special purpose .

这种单色仪由于 波长精度高、重复性好、 分辨率高而杂散光却很小，因此具有特殊用途。

In addition the concentration resolutions can be improved an order of magnitude with wavelength interrogation module of 1 pm resolution .

采用 商用 的 分辨率为 1pm的高精度 波长解调系统，它们的 分辨率可以提高一个数量级。

Wavelength resolution of 1 pm and measuring precision of 0.01 nm are obtained in the calibrated system .

经过标定后的系统 分辨率可达 1pm，测量精度为0.01nm。

New Results Obtained From the Solar Radio Spectrometer in Decimeter Wavelength with Super-High Temporal Resolution

太阳 射电频谱仪超高时间 分辨率观测的新结果

It is generally recognized that the vertical resolution is the tuning thickness quarter wavelength the horizontal resolution is the first Fresnel zone radius .

金属矿地震勘探中的 分辨率分为垂直 分辨率和水平 分辨率，一般认为垂直分辨率为调谐厚度&四分之一 波长，水平 分辨率为第一菲涅尔带半径。

In addition the optical lever system is used to improve the wavelength selecting accuracy and resolution of optical spectrum analyzer .

接着，提出利用光杠杆方法来提高 光谱仪 的 波长精密调谐 精度。

Moreover for many applications in interferometer and spectroscopy a laser source which can be tuned over a wide spectral range without mode hopping is needed . In wavelength scanned interferometer for example mode-hopping is detrimental to spatial resolution or the position accuracy of distance measurements .

另外光学传感和光谱分析等很多应用还需要无跳模的可调半导体激光器，例如在 波长扫描的干涉测量中，模式跳变会影响测量的位置精度和空间 分辨率。

It is difficult to obtain the geologic information less than 1 / 4 wavelength by using seismic interpretation according to ordinary resolution theory . If you want to obtain the reservoir information less than 1 / 4 wavelength it must raise the dominant frequency of seismic imaging .

按常规的 分辨率理论，地震勘探难以获得小于 l/4 波长储层的地质信息，若想获得小于1/4波长的储层信息，必须提高地震的成像主频。

Lower ultrasound wavelength brings higher spatial resolution ratio of ultrasound imaging .

由于超声 信号 波长很 短，使得超声成像的图像具有较高的空间 分辨率。

Wavelength Resolution in AAS with LPDA Technigue

原子吸收光谱的LPDA 波长 分辨技术