aperture and stops 中文意思是什麼
aperture and stops
解釋
孔徑與光蘭-
As the right combination of exposure time and aperture varies for different celestial objects shooted and equipment used, bracket exposure two stops either way is recommended in order to find out the best exposure time
使用不同的儀器拍攝不同的天體，均要求不同的曝光時間與光圈。拍攝時多試上下兩級的曝光即1 4 1 2 2及4倍，可以更準確找出正確的曝光時間。 -
Product characteristic : vmate entire, function table model keyboard ; peleco " d p " agreement, baud rate 4, 800, peleco " p " agreement, baud rate 2400rj - 45 connection ; the three dimensional rocking bar may carry in the accuracy control keyboard to quick ball each kind of speed the pressed key to be allowed to choose the camera the address ; transfer ball machine function menu ; processing pre - placed position ; opens and closes the small aperture ; focal variation and focusing lens ; the start stops automatic and the random scanning function
三維搖桿可對快球的各種速度進行精確控制鍵盤上的按鍵可以選擇攝像機的地址碼調用球機功能菜單處理預置位打開及關小光圈變焦及聚焦鏡頭啟動停止自動及隨機掃描功能
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