查询词典 luminous

An instrument for measuring a property of light, especially luminous intensity or flux.

通过照相进行精确尺寸测量的工艺，通常用一对照片产生三维测量的立体效果。

That part of a luminaire designed to reflect the luminous flux of the lamps in required directions by means of specular reflection.

灯具中被设计成利用镜面反射来在所需的方向上反射光源光通量的那部分。

Anodized high purity aluminum reflective optical systems, lighting and reasonable to ensure that a high luminous flux output.

高纯铝阳极氧化光学反光系统，配光合理，确保光通量的高输出。

Ratio of the transmitted radiant or luminous flux to the incident flux.

透过的辐射通量或光通量与入射通量之比。

Ratio of the utilized flux to the luminous flux leaving the luminaires.

被利用的光通与离开灯具的光通量之比。

Its luminous flux is still kept at over 78% even after 2,000 hours of operation which is much higher than that of similar products.

博禄一体化节能灯寿命长达15000小时以上，产品经使用2000小时后，光通亮仍维持在78%以上，远超其它同类产品。

Reading 4.0 means that a film black field office of the luminous flux of 1/10000 through the film.

读数4.0意味着不直射到胶片暗色实不天处的平通度有1/10000透过了胶片。

Illumination: illumination light source are irradiated according to objects in the luminous flux per unit area.

光照 度：光照度是光源照射在被照物体单位面积上的光通量。

A spectral-correction-integral- photometry method and its application in the measurement of the luminous flux of blue LEDs are introduced.

介绍了一种光谱校正积分光度法及其在蓝光LED光通量测量中的应用，对测量中的各种不确定因素作了理论分析，并与单纯的分光光度法和积分光度法的不确定度作了比较，证明该方法可实现极高的测量精度。

Device in which the phenomenon of refraction is used to alter the spatial distribution of the luminous flux from a source.

主要依靠折射现象进行屏蔽的光栅。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。