focal length

音標發(fā)音

• 英式音標 [?f??.k?l ?le?θ]
• 美式音標 [?fo?.k?l ?le?θ]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• [光][攝] 焦距

同根派生

• focal length相關(guān)詞

英漢例句

雙語例句

• The focal length you need depends on your distance from the burst and what you’re trying to capture.
  你所需要的焦距取決于你和被拍攝焰火間的距離，以及你想捕捉到怎樣的畫面。
• You also lose the focal length 'boost' offered by smaller sensor cameras when shooting with telephotos.
  同時在攝遠時長焦鏡頭給更小畫幅相機帶來的沖擊力也會隨之消失。
• What excites ophthalmologists most, and what every lens-making company wants to achieve, is an “accommodating” lens that can change its focal length in the same way that a natural lens does.
  最讓眼科學家興奮的，而且每一家人工晶體制造公司都想獲得的，是一種“善于適應(yīng)新環(huán)境的”晶體，能像天然的晶體一樣改變它的焦距。

權(quán)威例句

• The high-end Schneider lens offers a 24mm, ultra-wide focal length and 3x optical zoom.
  ENGADGET: Samsung's PMA gifts: HD pocket camcorders, point-and-shoots with AMOLED screens
• Using a lens with too long a focal length, for instance, makes the image appear flat.
  ECONOMIST: Animation takes on a whole new reality
• This camera differs from the DP2 Merrill, which was released in June, due to its wider focal length.
  ENGADGET: Sigma finally announces price and availability for DP1 Merrill compact

• focal length更多例句

詞組短語

短語

• Focal distance length 焦距長度
• Focal -Length 焦距
• focal l length 焦距;鏡頭焦距
• focal l length ratio 焦距比
• focal l length gauge 焦距計

• focal length更多詞組

英英字典

劍橋英英字典

• the distance between a point where waves of light meet and the centre of a lens

柯林斯英英字典

• the distance from the focal point of a lens or mirror to the reflecting surface of the mirror or the centre point of the lens

• focal length劍橋字典
• focal length柯林斯字典

專業(yè)釋義

計算機科學技術(shù)

• 焦距

  A new method of measuring telephoto lens focal length is presented in this paper.
  提出一種新的測量長焦透鏡焦距的方法。

• 焦長度
• 焦長

機械工程

• 焦距

  Using Gradual Aberration optimization Method, a 6m focal length, 600mm aperture off-axis aspherical optical system is successfully aligned.
  采用像差逐項優(yōu)化法,成功地裝調(diào)了焦距為6m 口徑600 mm 的離軸三反鏡光學系統(tǒng)。

• 焦點距離
• 焦

地球科學

• 震源距

電子、通信與自動控制技術(shù)

• 焦距

測繪科學技術(shù)

• 焦距