62,左右调焦,为甚莫看远,看近 要重新调焦[求助]

ratm

62,左右调焦,为甚莫看远,看近 要重新调焦[<IMG border=0 SRC=http://61.133.127.131/virtue/hztest/image/sad_smile.gif onload='javascript:if(this.width>screen.width-300)this.width=screen.width-300'> <IMG border=0 SRC=http://61.133.127.131/virtue/hztest/image/omg_smile.gif onload='javascript:if(this.width>screen.width-300)this.width=screen.width-300'> <IMG border=0 SRC=http://61.133.127.131/virtue/hztest/image/sad_smile.gif onload='javascript:if(this.width>screen.width-300)this.width=screen.width-300'> <IMG border=0 SRC=http://61.133.127.131/virtue/hztest/image/sad_smile.gif onload='javascript:if(this.width>screen.width-300)this.width=screen.width-300'> [B][QUOTE]

cjm

<A HREF=http://61.133.127.131/virtue/hztest/image/6.gif TARGET=_blank><IMG border=0 title=新窗口浏览 SRC=http://61.133.127.131/virtue/hztest/image/6.gif onload="javascript:if(this.width>screen.width-366)this.width=screen.width-366"></A>

yyyy

看近处的目标还是中心调焦的望远镜比较好用些!!!!
<br>62,左右调焦的军用望远镜比较适合看远处的目标,但是不适合看特别近的目标,需要频繁调焦麻烦一些,习惯了也好的!!!!!

睿

所有的镜子在看远景和近景时都要调焦！只是左右调焦的不是很方便罢了！