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1)  the effective fineness
有效精细度
1.
But it can not reduce the effect of the temperal coherence of incident light on the effective fineness.
有源光纤环形腔中光放大器可以补偿腔内损耗,提高有源腔的有效精细度,但不能减小入射光时间相干性的影响。
2)  effective fineness (linewidth)
有效精细度(线宽)
1.
The effect of the coherence and spectrum distribution of input light on the effective fineness (linewidth) of a fiber optic ring resonator is discussed in this paper.
讨论了光源的谱分布和线宽对无源光纤环形腔的有效精细度(线宽)的影响。
3)  finite precision effect
有限精度效应
4)  careful regulation
精细调度
1.
The paper elaborates the intension of careful regulation and analyzes its characteristics.
阐述了精细调度的内涵,对其特点进行了分析。
5)  finesse [英][fɪ'nes]  [美][fɪ'nɛs]
精细度
1.
The effect of input pump power on the filter characteristics of Er-Yb co-doped phosphate glass waveguide ring resonator is studied,and the effect of pump power on the transmission characteristics,bandwidth and finesse of filter is discussed by solving the rate and propagating equations of Er-Yb co doped system with overlapping integral method.
利用重叠积分方法求解Er-Yb共掺系统的速率方程与功率传输方程,讨论了泵浦功率对滤波器的传输特性、带宽和精细度的影响。
2.
The finesse and bandwidth can be tuned dynamically by changing the pump power.
结果表明由于抽运光提供的增益补偿了腔内损耗,使得环形谐振腔满足临界耦合条件,实现对信号光的最佳陷波,同时发现通过改变抽运光功率,可以对精细度和带宽进行动态调谐。
3.
By changing the power of pump LD, its finesse can also be tuned.
它能够充分利用腔中掺铒光纤放大器(EDFA)的宽带增益特性 ,有效可调谐滤波范围达到 39nm ,并改善了腔精细度对EDFA增益非平坦度的相关性。
6)  fineness [英]['faɪnnəs]  [美]['faɪnnəs]
精细度
1.
Influence of the Fineness of Optical Fiber Fabry-Perot Resonant Cavity on the Phase Sensitivity;
光纤Fabry-Perot谐振腔的精细度对相位灵敏度的影响
2.
The resonance wavelength,free spectrum range,quality factor,FWHM,and fineness of micro-ring resonator filters are derived,and the characteristics of filters varied with different structure parameters,such as the radius of the ring and the effective index,are also analyzed.
利用耦合模理论,计算了聚合物微环谐振滤波器的通路和下话路的传输函数,分析了耦合系数和损耗对传输函数的影响,并推导出了谐振滤波器的谐振波长、自由光谱范围、腔的品质因子、半峰全宽和精细度等特性参数,分析了不同的滤波器结构参数(如环形半径和有效折射率)对滤波特性的影响。
3.
The component shows good light-filtering characteristic in wider free spectrum area, has a wide tunable scope which surpasses many optical filters of other types, and it also presents good fineness.
器件在较宽的自由光谱区内有良好的滤光特性,可调谐范围广,优于绝大部分其他类型的光滤波器,并且具有较高的精细度特性。
补充资料:胶片的有效宽容度
分子式:
CAS号:

性质:胶片在不损失强光细部的最大曝光量与获得良好阴影细部时的最小曝光量之比,该值表明了相机曝光量的允许变动范围,常以曝光量对数表示。实用上也以光圈表示,一挡光圈相当于0.3曝光量对数。曝光宽容度等于胶片有效曝光范围(也称胶片的有效宽容度)与景物亮度范围之差,胶片有效宽容度为特性曲线趾部最小密度加0.1处与肩部斜率为0.2处之间对数曝光量之差,平均景物亮度范围为2.2,扣除镜头眩光的损失0.4,可取为1.8。

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