目鏡焦距 的英文怎麼說

中文拼音 [mùjìngjiāojù]
目鏡焦距 英文
eyepiece focal length
  • 目 : Ⅰ名詞1 （眼睛） eye 2 （大項中再分的小項） item 3 [生物學] （把同一綱的生物按彼此相似的特徵分為幾...
  • 鏡 : Ⅰ名詞1 （鏡子） looking glass; mirror 2 （幫助視力或做光學實驗的器具） lens; glass 3 （姓氏） a s...
  • 焦 : Ⅰ形容詞1 （物體受熱失去水分 呈現黃黑色並發硬、發脆） burnt; scorched; charred 2 （著急） worried;...
  • 距 : Ⅰ名詞1 （距離） distance 2 （雄雞、雉等的腿的後面突出像腳趾的部分） spur （of a cock etc ）Ⅱ動詞...
  • 焦距 : [光學] focal distance; focal length
  1. Whereas art historians will dilate on the symbolism of capturing the visual world in the convex mirror prominently displayed on the rear wall, i will be concerned instead with its optical properties, such as its focal length and light - gathering power

    藝術史學者會注意後面墻上那面醒目的凸面鏡，對它捕捉了視覺世界的象徵意義加以熱烈討論，而我則會專注於它的光學特性，如焦距與聚光能力。
  2. 1, cut over a head : bring up to combine the applied technique most and early for the toshiba, and is also current usage to is the most extensive. he adopts a laser head, and prepare the different slice of 2 focal distances the sony for cut over, passing the conversion differently focusing the coming respectively reading dvd with cd, its shape looking with double head to resemble respectively, because can see two sets focuse the, laser head to interiorly can t see. he reads the signal quantity is higher, but because of want the conversioning to focuse the, therefore the cost belong to the inside and so forth of level, and recognize the dish speed slow, same the implicit mechanical trouble rate is high

    1切換雙鏡頭：為toshiba最早提出並應用的技術，也是目前使用最廣泛的。他採用一個激光頭，分別準備2個焦距不同的鏡片切換，通過轉換不同的聚焦鏡來分別讀取dvd和cd ，它的外形看起來與雙頭的sony相似，因為只能看到二組聚焦鏡，激光頭在內部看不見。他讀取信號質量較高，但由於要轉換聚焦鏡，所以成本屬于中等水平，認盤速度較慢，同樣隱含的機械故障率比較高。
  3. The paper has introduced a new means on the automatic focus that take advantage of the video peak to change the position of the focusing lens to achieve a clear picture

    摘要介紹了一種新型的自動調焦的方法，它利用電視跟蹤系統視頻信號的峰值變化控制調焦鏡組，來調整由於目標距離、溫度等變化引起的成像焦面變化，得到清晰圖像，完成電視自動調焦。
  4. People usually think that larger telescope will magnify the object more. the magnification is the ratio of the apparent sizes of the object. for example, if the angular size of the object is one arc minute and through a telescope, its apparent size becomes 30 arc minutes, then we say the magnification is 30

    很多人以為大型望遠鏡可以把天體放得更大，事實上望遠鏡要獲得很高的倍率是很容易的只要改用較短焦距的目鏡便可以了，但就算是大型望遠鏡，倍率也極少超過500倍，一般都只是使用100至200倍。
  5. Telocentric lenses work with a wide depth of field. with a telocentric lens, you can image objects of different distances from the lens and the objects stay in focus

    具端著絲粒的鏡頭（注:我猜是類似於針孔鏡頭吧）具有寬闊之景深，以具端著絲粒的鏡頭，你能夠將由鏡頭不同距離之目標物成像和保持目標物在焦。
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