The Soft for Sound-box Characteristic Simulating And Analyzing

This paper presents the way of the structure and analogy circuitry of a sound box working in inverse-phase type and the usages of the assistant soft for sound box in low frequency design.

介绍了倒相式音箱类比成集中参数等效电路的方法和音箱低频特性计算机辅助设计软件及其使用方法。

An Analysis of the Sealing Mechanism of a Soft Packed Stuffing Box Seal

软填料密封机理分析

The design, property adn applied effect is related further for example of soft lamp box materials.

并以柔性灯箱材料为例，对其设计研制、性能要求以及使用效果作了进一步的阐述和介绍。

The Optical Design for Micro-profile Zoom Endoscope

微形貌观测镜变焦系统的设计

Optical design of telescope zoom eyepieces

变倍目镜光学设计

The design results prove that the zoom system has high optical transmission, large zoom ratio, high resolution, small size and excellent image quality.

设计结果表明，该系统具有透过率高、变倍比大、分辨率高、体积小、像质高等优点。

Optical design of biological zoom microscope objective

生物显微镜变倍物镜的光学设计

A Common Used Computer Program for Gauss Optical Analyses of the Zoom System

用于变焦距系统高斯光学计算与分析的通用程序

This paper introduces a design of the optical system of zoom stereomicroscope, whose zoom range is from 1 × to 4 ×.

介绍了变倍范围在1×～4×的连续变倍体视显微镜的光学系统设计。

As an optical system, zoom lens can realize searching target in wide field, aiming and tracking in narrow field.

变焦镜头是一种可实现大视场目标搜索，小视场瞄准跟踪的光学系统。

The optical design of zoom stereomicroscope using optical compensation

光学补偿式连续变倍体视显微镜的光学设计

Establishment of Differential Equation for Optical Inverted Image Zoom and Its Application

光学转像变倍微分方程的建立及其应用

According to the theory of optical compensated zoom, author designed optical compensated step zoom lenses.

根据光学补偿变焦距理论，作者设计出光学补偿式步进变焦物镜。

Optical zoom range is 6 to 16 magnifications. Minimal distinguishable detail is about 2.5 μ m.

变焦范围6×～16×，分辨最小细节可达2.5μm左右。

A kind of assistant software for helping build and design optical zoom system with two moving groups lens was introduced.

介绍了一种2运动镜组元变焦距系统辅助光学设计软件。

Design of Infrared Optical Zoom Lens System Based on DSP

基于DSP的红外双视场调焦系统设计

Image Quality Evaluation Method for Holographic Stereo image Transferred from X-ray Image

X像转换为全息立体图像的像质评价方法

Reconstruction of X-ray Image with Super Dynamic Range by Wavelet Transform

基于小波变换的X射线图像超动态范围重建

Optimization for X-Ray Image Based on Approximated Point Spread Function

基于近似点扩展函数的X射线图像优化

A Study of the X-Ray Image Realtime Automatic Judgement System

X光图象实时自动评判系统的研制