1) thermal focal length
热焦距
1.
Thermal focal length and optimal pumping position of Nd: NaY(WO_4)_2 crystal;
Nd:NaY(WO_4)_2晶体的热焦距及最佳泵浦位置
2.
A method for measuring thermal focal length of LD-side-pumped laser crystal;
一种测量二极管侧面抽运固体激光器热焦距的方法
3.
Thermal focal lengths of laser diode(LD) pumped Nd:YVO 4 and Nd:GdVO 4 crystals are measured and their ratio is 1.
用激光二极管 (L D)作泵浦源 ,测量 Nd:Gd VO4 和 Nd:YVO4 晶体的热焦距之比为 1。
2) thermal focus
热焦距
1.
Proposes a method for unstable resonator cavity parameter design and correction based on theoretical and thermal focus measurement.
提出了一种理论计算与热焦距实测相结合的非稳腔设计方法，实验表明此方法可行。
2.
Whereas,the stability of many-thermal focus resonator is affected by more factors,such as the arranging of laser head,which need optimizing design.
多热焦距激光谐振腔与单热焦距谐振腔相比,具有结构灵活、热管理简便等优点,然而其热稳定性受到激光头分布等因素影响,需要优化设计以实现多热焦距激光谐振腔高功率稳定输出。
3) thermal lens focus
热焦距
1.
Determining the thermal lens focus of LD end-pumped Nd∶GdVO_4 solid-state laser with CCD detecting method;
CCD测量LD端面抽运Nd∶GdVO_4固体激光器热焦距
2.
The relation between stability zone and thermal lens focus f was analyzed, and the formula of mode volume for the two typical resonators was calculated.
采用矩阵光学的方法对两种典型双棒串接Nd∶YAG激光器谐振腔进行了研究 ,分析了两种腔型的稳定区间和热焦距 f的关系 ,并推导出两种腔型的模体积计算公式 。
3.
Influence of differences of thermal lens focus on beam of two rods solid-state laser has been analyzed.
采用矩阵光学的方法对两级串接Nd:YAG激光器谐振腔进行了研究,分析了热焦距的差异对双棒串接固体激光器的输出光束基模模体积及光束质量的影响 结果表明:两支棒内模体积相等时,模式匹配较好,总的模体积较大 在匹配状态下,有效基模模体积及输出镜上光斑半径得到了较好的改善,输出光束的质量得到了较大的提
4) thermal focus length
热焦距
1.
The figures of laser waist and thermal focus length dependence on pump power are received, too.
由热传导方程得出YAG晶体内的温度分布,模拟出激光晶体的折射率分布,并得到了激光束腰和YAG的热焦距随泵浦功率的变化曲线。
2.
Temperature distribution in YAG crystal is obta ined by heat exchange equation,thermal stress and thermal stress birefringence in YAG crystal are analyzed,the figures of thermal focus length,laser waist and far-field beam divergent angle dependence on pump power are received.
由热传导方程得出YAG晶体内的温度分布 ,分析了激光介质中的热应力和热应力双折射 ,并得到YAG的热焦距及激光束腰和远场发散角随泵浦功率的变化图形。
5) thermal focal distance
热焦距
1.
The thermal focal distances of grooved rod is measured.
对热焦距进行了测量,与普通的棒的实验结果进行了对比,螺纹棒比普通棒的热焦距大12。
2.
The thermal focal distance of pulsed Cr,Tm,Ho∶YAG laser have been measured for the dynamic states,and carried out the theoretical analysize.
对脉冲Cr,Tm,Ho∶YAG激光器的热焦距进行了动态下的测量,并进行了理论模拟分析。
3.
Key words: CW Nd:YAG;g parameter;thermal focal distancenity daughter\|crystal\|bearing inclusions.
根据稳定腔g参数条件找到一种测量CWNd :YAG棒热焦距的简单方法 。
6) Thermal lens
热透镜焦距
1.
Using the transmission characteristic of the Gaussian beam after a lens and the thermal stability in a broad range of the special telescopic resonator, an adaptive compensatory system for thermal lens focus is designed to weaken the effect of the thermal lens in light pumped solid lasers.
针对光泵浦固体激光器的热透镜效应，设计了热透镜焦距的自适应补偿系统，使光泵浦固体激光器在热透镜焦距宽域变化情况下，保持激光输出光斑大小稳
补充资料：变焦距镜头
能在一定范围内改变焦距的摄影镜头。在照相机、电影摄影机或摄像机位置不变时，也能摄下被摄体由远到近或由近到远的画面。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条