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详细内容 Itis of clever design, original, beautiful and functional as well ,and the results ofobservation and measurement are very good. It uses LED as the watch targetwith readings on the surfaces of both exterior and interior tubes.The object and image distance can beadjustedor measured at your willfor quantitative investigation of the factors which influence the pinhole imaging, effectivelysolving the problems with the traditional instruments.Whenusing the traditional ones,the image on the screen can hardly be seen in the daytime,orjust blurred image can be observedevenin the dark room or at night , and we can't investigate the factors which influence the pinhole imaging,so this is a leap in the reform of pinhole imaging instrument. List of Experiments influence on imaging by the shape of the pinhole Influence on imagingby the size of the pinhole Influenceon imagingby the image distanceInfluence on imaging by the object distance 联系方式 Email mohamed-elgohary@elarabygroup.com 公司名 MAISON GENDRE 国家 法国 联系人 M BRETON LOIC 地址 QUAI DE LA GARE, BP 2, 30260, QUISSAC 电话 0033 466770990 **** Hidden Message *****Email caroline170877@gmail.com,shine-technologies@in.com,timur.varantsov@gmail.com,info@seiwajpn.com,wonderplast.factory@gmail.com,barro72@gmail.com,
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