fig 4 is a diagrammatic illustration of my improved flashligh using a concentrating reflector bulb and a short focal length lens with the lens in advanced position ;and
fig 5 is a diagrammatic illustration of my improved flashligh with the lense in the conventional dispersing position
对比文件
有
1. 准直
2. 校直
3. 一倍焦距
4. 两倍焦距
的启示吗 ?
http://www.biopatent.cn/bbs/post/view?bid=2&id=363953&tpg=1&ppg=1&sty=1#373699 |
|