Through advanced electronic light control (ELC) function, you can use in indoor applications fixed aperture lens.

通过先进的电子光线控制(elc)的功能，可以在室内应用时使用固定光圈镜头。

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For large aperture lens, scanning method was developed to measure the focal length in different locations within the mirror.

针对被测镜大口径的问题，采用了扫描的方法，这样可以测量被测镜不同位置的焦距。

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This paper deals with an investigation of intensity distribution of the partially coherent Bessel beams focused by an aperture lens.

研究了部分相干贝塞尔光束经过光阑透镜聚焦后的光强分布。

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The camera's iHS technology and the large-aperture lens work together to deliver high-sensitivity, low noise and blazing auto-focus performance that translates to the highest image quality of any Olympus compact camera.

ENGADGET: Olympus Stylus XZ-2 is a digital compact stuck in a mirrorless camera's body, we go hands-on

Combined with the COOLPIX P7700's powerful CMOS sensor, this bright, large-aperture NIKKOR lens provides reduced noise, beautiful background blurring, fast performance and high image quality whether shooting stills or Full HD video.

ENGADGET: Nikon intros flagship Coolpix P7700 for prosumers, diminutive Coolpix S01 for fashionistas

Its newly designed, large-aperture, 4x optical zoom lens (with the maximum aperture of F2.0 at wide-angle end), high-sensitivity, back-illuminated 16 megapixel CMOS image sensor, and sensor-shift Shake Reduction system ensure sharp, high-quality, low-noise images.

ENGADGET: Pentax expands ruggedized series with Optio WG-3, Target-exclusive WG-10