反射器
卫星使用大型反射器与地球通信。
a compositional guideline in photography and other visual arts that suggests dividing an image into thirds both horizontally and vertically, and placing the main subject or points of interest at the intersections or along the lines
the extent of the scene that is captured by a camera's lens and recorded in the final image, measured in degrees and determined by the focal length of the lens and the size of the camera's sensor or film
透视
正确使用透视可以使平面图像看起来是三维的。
the degree to which light is blocked or absorbed by a photographic filter or film, usually measured in stops or optical density units
对比
风景画捕捉到了郁郁葱葱的绿色田野与暴风雨天空之间的对比。
光圈
为了捕捉烟花，他将光圈缩小到f/11并使用了更长的曝光时间。
the extent of the scene that is visible through the camera's lens and recorded in the final image
自动对焦
有了自动对焦，即使是初学者也能毫不费力地拍出清晰、对焦良好的照片。
the range of distance in a scene that appears acceptably sharp and in focus in the final image
the range of distance in a scene that is in focus at a specific camera-to-subject distance and lens aperture setting