The principle and the implementation on the close-up photography has been studied.
研究照相机近摄原理及实现近摄的各种方法，针对课题“红外报警照相系统”的要求，运用延伸像距和缩短焦距的方法，对变像管荧光屏的近摄进行探讨和尝试，提出荧光屏进摄的规范。
Electronic Lamps can provide lighting with characteristics matching the basic requirements of short-distance photography of material evidence.
电子闪光灯具有适合于物证近距摄影的基本要求的光线特点。
bellows extension
皮腔延长度，多指近摄
automatic bellows
自动近摄皮腔，自动回校光圈的近摄皮腔
close-up filter
近摄滤光片，由+1至+10屈光度
A close - up lens is ideal for taking close - up picture .
近摄镜用来拍特写照片最理想。
A close - up lens is ideal for taking close - up pictures.
近摄镜用来手特写照片最理想。
split-field filter
远近滤片，是一个有半边近摄滤片，使半边画面有近摄效果，而另一边则保留正常效果
To move a camera lens rapidly toward or away from a subject.
摄影机迅速接近或离开被摄对象
Don't stand too close to the subject.
不要站得离被摄物太近。
To move the wheeled apparatus on which a movie or television camera is mounted toward or away from the scene of action.
移动摄影车以使电影或电视摄影机靠近或离开场景移动的摄影车
General specification for near infrared television cameras
GB/T15641-1995近红外电视摄像机总技术条件
Asymptotic Methods on Singular Perturbation Problems
奇异摄动问题的渐近方法
Specifications for close-range photogrammetry
GB/T12979-1991近景摄影测量规范
Zoom in for close - ups by pressing the button marked with a plus sign ( + )
拍摄特写镜头时，按加号（+）键来拉近
A photograph or a film or television shot taken at close range.
特写近距离拍摄的照片、电影或电视
Do not stand too close to the subject.
别站得过于接近被摄对象。
Research of Key Technologies in Close Range Photogrammetry Applied in Reverse Engineering;
逆向工程近景摄影测量关键技术研究
The Study of Point Matching in Binocular Stereo Images;
双目近景摄影测量中匹配问题的研究
Development of a Model Airplane-Borne Photogrammetric System;
模型机航空近景摄影测量系统的开发