Research on the transplantation application of photographic lens;
照相物镜移植应用的研究
Hybrid Diffractive/refractive Design of a 50mm- Focal- Length Camera Lenses
50mm标准照相物镜折/衍混合设计
Objectives which consist only of one lens can be used for visual and photographic observations.
由单透镜组成的物镜可作目视和照相观测用。
objective lense for cameras, projectors or photographic enlargers or reducers
照相机、放映机或照片扩大或缩小机物镜
a telephoto lens
远距照相镜头, 摄远镜头
In camera, the lens must be focused on the object to be photographed.
照相机内的镜头必须对准要拍照的物体调节焦距。
twin-lens reflex 120 camera
双镜头反光120照相机
exposure-meter for microphotography
显微镜照相用曝光表
Cameras have lenses at the front.
照相机的前面装有镜头。
three cameras and five lenses;
三架照相机。 五个镜头。
She always photographs well.
她照相总是上镜头。
step and repeat lens
步进重复照相机镜头
four-barrel step and repeat camera
四镜头分步重复照相机
electron microscopic autoradiography
电镜自动放射照相术
single-lens reflex camera
单镜头反光式照相机
a camera lens that magnifies the image.
放大图像的照相机镜头。
"It is also used as a component of alloys, in phosphors for fluorescent lamps, and in the glasses of certain optical components, such as camera and microscope lenses. "
锗还用作合金组分、萤光灯的磷光粉和作照相机广角镜头和显微镜物镜等光学玻璃组分。
lens (excl. ophthalmic lenses and objective lenses for cameras), glass, optically worked mounted
透镜（不包括眼用透镜和照相机上的物镜）,玻璃的,经光学加的,安装好的
the parabolic reflector of a searchlight
探照灯的抛物面反射镜