(2) Photographic term for the light reflected by the copy. Measured in cd/sq.cm.Also called Luminance.
（2） 照相光学名词。指从原稿反射的光线强度。以烛光每平方厘米计算。
optical mask stepper
光学步进重复照相机
an optical device for viewing photographic transparencies.
检查照相透明度的光学装置。
dimensions for photographic film in rolls for phototypesetting or photocomposing uses
照相排版或光学排字装置用胶卷尺寸
an optical device for viewing stereoscopic photographs.
观察体式照相的光学装置。
photographic sensitized film, unexposed
照相感光胶片纸,未曝光
Exposure,radiographic exposure
曝光,射线照相曝光
Schlieren photography is a very sensitive optical arrangement.
条纹照相术是一种非常灵敏的光学技术。
transmitted-light microscope with camera and polarizer
装有照相机和偏振镜的透射式光学显微镜
Optic Parallel Automatic Photocomposing Machine for Chinese Language by Electronic Coincidence Means
电子符合型中文光学并行自动照相排字机
Research for Holographic Integral Photography by the Combination of Computer and Optics;
计算机—光学联合全息集成照相术的研究
The application of X-rays photography in the study ofcultural relics and archaeology;
X光照相技术在文物及考古学研究中的应用
Structure Evolution and Optical Performance of Triplet Lens
三片式照相镜头的演化形式及光学性能
A displaced image in a photograph caused by the optical system of the camera.
重影由照相机的光学系统引起而出现在照片上的重像或幻影
Light sensitive materials and digital cameras are all photography appliance.
感光材料、数字照相机都是照相器材。
filter ,camera, mounted, of any material (excl. non-optically worked glass)
已装配任何材质的照相机滤光片（不包括未经光学加工的玻璃）
The measurement of refractive index inhomogeneity of optical glass with laser hol lography was presented.
介绍了用激光全息照相测量光学玻璃的折射率不均匀性的方法。
Camera/Light Manipulator
照相机/灯光操作器