Today's LEDs have reflector cups and focusing optics to focus and collimate their output.
今天的LED让反射杯和焦点的光学来焦点和校准他们的输出。
Dynamic focus voltage error of projection display system was studied in this article. Parabola dynamic focus method, projection tube shape and optics processing were analyzed.
从投影显示系统典型的动态聚焦方法与投影管特殊的荧光屏结构以及光学处理等方面对投影显示系统的动态聚焦电压误差进行研究。
It is the focus to get eigen equation of all kinds cross section waveguide in guide wave optics.
求解各类截面波导的本征方程，一直是导波光学研究的焦点问题。
Based on the diffraction optics, this paper analysis the effect of aperture matching on EMR, size of focus point and focus depth of the object in detail.
本文以衍射光学为基础，详尽地分析了光束孔径匹配对光能耦合效率、光斑尺寸、物镜焦深的影响。
The focus measures are drived from the paraxial geometric optics model. All these focus measures have good monotonicity and unimodality.
利用近轴几何光学模型推导出焦距标度，这些焦距标度都具有良好的单调性和单峰性。
Feature: Auto Focus, Carl Zeiss Optics, Flash, Red-Eye Reduction, Self Timer, Video Stabilization.
特写：自动对焦，卡尔·蔡司光学认证，闪光灯，红眼减弱，定时器，视频稳定。
With respect to the incident laser beam with Gaussian intensity, the possibility of controlling the line focus profile by active optics system is discussed.
针对高斯型入射光强，探讨了用该系统控制激光焦线形态的可行性。
Feature: Auto Exposure, Auto Focus, Carl Zeiss Optics, Flash, Red-Eye Reduction, Self Timer.
特写：自动曝光，自动对焦，卡尔·蔡司光学，闪光，减轻红眼，自我定时器。
The optics-electron industry is a leading industry, which is the focus of high-new technology and its industry in the world in the21st century.
光电子产业是新世纪信息经济的主导产业，光电子技术及其产业是各国高新技术竞争的焦点。
The optics-electron industry is a leading industry, which is the focus of high-new technology and its industry in the world in the21st century.
光电子产业是新世纪信息经济的主导产业，光电子技术及其产业是各国高新技术竞争的焦点。
应用推荐