projecting lens meaning in English
投影透镜
Examples
- In the diagram, the outer portions of the projecting lens serve no useful purpose .
在图上，放映透镜较外侧部分未能加以利用。 - The focal length of the conelensing lens should be such that the image of the source just fills the projecting lens .
聚光透镜的焦距应使光源的像正好照满放映透镜。