ZEMAX里X,Y方向的意义

<p>虽然用ZEMAX已经一段时间了，但是对ZEMAX里关于X,Y方向设定的意义还是懵懵懂懂的，各位老师、大侠能否帮在下解释一下？不剩感激！</p>

<p>别偷懒，说明书里都有的，看不董啊?</p>

<p>在横向面内设置XY坐标（弧氏面），子午面内设置Z轴</p>

<p><img src="data/attachment/forum/dvbbs/2006-9/2006928242086228.jpg" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor=\'hand\'; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onclick="if(!this.resized) {return true;} else {window.open(\'data/attachment/forum/dvbbs/2006-9/2006928242086228.jpg\');}" onmousewheel="return imgzoom(this);" alt="" /></p><p><a href="http://www.opto-tech.com">http://www.opto-tech.com</a>
        </p>

<p>谢谢各位！</p><p></p>