怎样做简易望远镜 怎样自己做望远镜?
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步骤一: 将大凸透镜(物镜)固定,在透镜后方放置一纸片,以手电筒照射透镜,移动纸片观测透镜焦点。
步骤二: 重复步骤一,将大凸透镜(物镜)换成小凸透镜(目镜),观测透镜焦点。
步骤三: 设计一可变焦之望远镜。
步骤四: 以自制之望远镜观看尺之最小格线(0.1 cm),移动尺与望远镜间之距离,观察最远可辨识尺之格线的距离。
可以把两个镜片装在一根管子的两头,最原始的望远镜就是这样发明的,首先,两块镜片的焦距你必须调整好,焦距间隔多少可以看得清楚,然后就可以装在管子上。
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绛旓細閫氳繃绯婄墰鐨焊鏉ラ愭笎杈惧埌瑕佹眰.5锛庨暅鐗囩殑瀹夎.涓轰簡鎶婇暅鐗囧畾浣,鍙湪闀滅墖涓婂濂楃瓛.鍦ㄧ洰闀滈暅绛掔殑鏈,鍔犱竴娈靛嵎绾,浠ュ厤鐩暅闀滅瓛婊戣繘鐗╅暅闀滅瓛.瀹夎闀滅墖瑕佷娇鐗╅暅鍜岀洰闀滅殑鍏夎酱鍜岄暅绛掔殑涓績绾块噸鍚.杩欐槸鍒朵綔鏈涜繙闀鐨勪竴涓毦鐐.璋冩暣濂戒箣鍚,鎶婄墿闀滃拰鐩暅閮藉浐瀹氫笅鏉.杩欐牱涓鏋绠鏄鐨勬湜杩滈暅灏卞仛鎴愪簡.
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绛旓細姝ラ涓: 灏嗗ぇ鍑搁忛暅(鐗╅暅)鍥哄畾锛屽湪閫忛暅鍚庢柟鏀剧疆涓绾哥墖锛屼互鎵嬬數绛掔収灏勯忛暅锛岀Щ鍔ㄧ焊鐗囪娴嬮忛暅鐒︾偣銆傛楠や簩: 閲嶅姝ラ涓锛屽皢澶у嚫閫忛暅(鐗╅暅)鎹㈡垚灏忓嚫閫忛暅(鐩暅)锛岃娴嬮忛暅鐒︾偣銆傛楠や笁: 璁捐涓鍙彉鐒︿箣鏈涜繙闀銆傛楠ゅ洓: 浠ヨ嚜鍒朵箣鏈涜繙闀滆鐪嬪昂涔嬫渶灏忔牸绾(0.1 cm)锛岀Щ鍔ㄥ昂涓庢湜杩滈暅涔嬮棿璺濈,瑙傚療鏈杩滃彲...