fast lens 中文意思是什麼
fast lens
解釋
快鏡-
Basic equipment includes camera with long time exposure function, tripod and fast film iso400 or above. camera lens should be set to infinity with maximum aperture. then, you can point the camera to the night sky for a 5 - minute exposure time
將鏡頭對焦至無限遠，對準獅子座及其鄰近星座，光圈調至最大，配合高速的底片iso400或以上或將數碼相機的感光度調高，作5分鐘長時間曝光，或有收獲。 -
In this article, a lens parameters measurement system based on dsp, which is developing very fast in recent years, is established, and digital cmos image sensor is used to convert measurement optical signals to digital image
本課題以近年來發展迅速的數字信號處理器為核心，用數字cmos圖像傳感器將測量光學信號轉換為數字圖像，建立起了一個基於數字圖像處理技術的透鏡參數測量系統。 -
Brace yourself for the super - fast - - - and the most innovative - - - autofocusing you ll find in a digital camera with a built - in 10x zoom lens
其既快速又可靠的自動對焦功能，在廣角對焦時只需0 -
According to the features of precision, efficiency, inspection dimension and accuracy varying great range, designed closed - loop control system composition of servomechanism and grating to assure system ’ s precision, smooth, efficiency, and to realize the great dimension range measurement ; designed image capture system composition of ccd, automatic variable power lens and self - adaptive lighting, to realize integration of large inspection precision range ; designed electric control and software system to make the inspection convenience and fast. finally, developed the prototype instrument
針對微電子產品視覺檢測的精密、高效、檢測精度和測量范圍變換大的特點，設計了伺服驅動、精密光柵採集組成閉環控制系統以保證運動精密、平穩、高效，和大的尺寸測量范圍;設計了由ccd攝像機、大范圍自動變倍鏡頭和自適應光源組成的圖像採集系統，集不同精度等級的檢測於一體;設計了電氣控制和軟體系統使檢測方便快捷。
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