分划板

介绍一种新型的金属箔分划板

Introduce the New Reticle of Metal Foil

经计算机分析得出被检分划板的偏离角度值，从而实现校准。

Get the detected reticle deviating angle value by computer analysis , thereby realizing the calibration .

印刷线路板（PCB）定位孔钻机中，钻头与PCB定位靶中心位置的对准是决定系统加工精度的关键，传统的方法是通过人眼或光学系统中的分划板进行瞄准。

Alignment of the drill and the center of PCB standard hole in PCB location hole drilling machine is the key , which determines processing precision of the whole system .

CCD接收十字分划板的光学成像，中心偏测试软件处理处理由图像采集系统提供数字图像。

CCD receives the optical imaging of Cross Divisional Board . The decentration measurement software processes the digital image provided by Image Acquisition System .

设计了一种新颖的A字型分划板，既能用作准直目标，又可以供线阵CCD进行双坐标角度测量。

A novel " A " - type divisional board is designed , which can be regarded as aiming target and can also be used to measure double coordinates angle by single array CCD .

根据CCD增维测量原理，分析了制约测量范围的因素，提出了改进分划板的刻线形式的几种方法，并做了比较。

On the basis of CCD incremental dimension measuring principle , this article analyzes the factors that restrict the measuring range in photoelectric autocollimator . Several kinds of methods to improve the ruling form of the reticule are presented and compared .

以面阵CCD代替人眼对自准直仪的十字分划板图像进行瞄准；采用图像不变矩自动搜索算法和hough变换、亚像素细分等方法实现对小角度的自动精确测量。

The system carries out automatic and precision measurement of small angles by using CCD rather than eye to aim cross reticule image on the autocollimator , and by means of auto-search algorithm with image moment invariants , Hough transformation , sub-pixel subdivision , etc.

在GSJ型相机聚焦成像过程中，通常先用光孔对象，然后再放上分划板照像。

In the focusing and imaging process of the GSJ model scanning camera , a light aperture is usually used as an imaging slit and then replaced by a graticule in situ .

水准仪交叉误差检测法原理的探讨及检测分划板

Discussions on the Principle of Level Cross Error Detecting Method and Detecting Graticule

电视跟踪镜头液晶分划板设计

Design of liquid crystal reticules of television tracking lenses

介绍了一种新型的分划板的设计方法，该分划板是以液晶板为核心的显示器。

The paper gives a method for designing a new kind of liquid crystal reticule .

该系统通过五棱镜法对被检平行光管进行离焦检测，再利用振动狭缝组件对被检平行光管分划板像的中心位置进行能量的捕捉。

The system through the five prism method to the detected parallel light pipe fo defocus detection , again using the vibrating slit assembly of the detected collimator reticle to capture image center position energy .

传统的光学自准直比较测角仪都是依靠人眼从仪器的目镜中观察分划板，长时间操作容易造成测量人员眼睛疲劳，增大瞄准读数误差，降低工作效率。

The traditional method to use Autocollimator is to interpret the pattern on the reticle through the eyepiece of the instrument . A long time operation is likely to cause eyestrain , increase the alignment error and reading error , and reduce efficiency .