1.
The Effect of Optical Defocus to Refractive Status of Guinea Juvenile Pigs
光学离焦对幼龄豚鼠屈光状态影响的实验研究
2.
Enhanced optical image edge with laser speckle out-of-focus method
实现光学图像边缘增强的激光散斑离焦法
3.
Research on Detection of Defocus Length Based on Optical Modulator
基于空间光学调制的离焦探测技术研究
4.
(optics) having two foci.
（光学）有两个焦点。
5.
Study of Long Focal Depth Optical Elements Applied in the Diagnosis for Inertial Confinement Fusion Plasmas;
用于ICF激光等离子体诊断的长焦深光学元件研究
6.
Studies on Influence of Laser Focus and Environment Parameters on Mechanical Effect of Laser Plasma Shock Wave;
聚焦和环境参数对激光等离子体冲击波力学效应影响的研究
7.
The Transformation of Gaussian Beams Pass through the Defocusing Telescope System;
高斯光束通过离焦激光扩束器的变换
8.
actinic focus
【物理】光化学线焦点
9.
back focal distance
【光】后焦距﹝指镜头与菲林间的距离﹞
10.
In the mass spectrograph the ions are focused onto a photographic plate.
在质谱仪中，离子聚焦在感光板上。
11.
Optics and optical instruments--Focimeters
GB17341-1998光学和光学仪器焦度计
12.
Effect of deviation distance to focal spot on spectra of the laser-induced Cu plasma in air
空气中激光聚焦位置对Cu等离子体光谱的影响
13.
Research of Focus Optical System Used in Ultraviolet Photolithography;
用于紫外光刻的聚焦光学系统的研究
14.
One of Visible Video Zoom System Research;
一种可见光变焦距电视光学系统研究
15.
Optic Design of Collimator with Large Aperture and Long Focal Length
大口径长焦距平行光管光学系统设计
16.
Optimum Searching Method for Parameters of Ion Optics System and Its Application to Design of Total Mass Double Focussing System
离子光学系统参数的优选法及其在全质量双聚焦系统设计中的应用
17.
DOES THIS CAMERA HAVE OPTICAL OR DIGITAL ZOOM?
这架相机使用的是光学变焦还是数字变焦？
18.
Design of the Binary Optical Element of Long Focal Depth and Small Spot;
利用二元光学技术实现小焦斑、长焦深的设计