带通滤光片

分析了实验中噪声的主要来源，运用带通滤光片结合差分探测的方式降低激光器产生的噪声。

Fulfill the experiments by filtering the noise coming from the lasers by combining a bandpass filter and a differential detector .

带通滤光片是一种应用非常广泛的薄膜元件。

Bandpass filter is a film component used widely .

通过对Chebyshev带通滤光片设计过程的研究，指出由于多层λ0/4反射堆与原型滤光片的相位特性差异，造成最终带宽显著变窄。

By studying the design procedure of Chebyshev band pass filters , we pointed out that it is the phase variation that results in the remarkable narrowing in the final pass band .

相移型Rugate薄膜具有比带通滤光片更高的抗光损伤阈值、更小膜层应力，以及更好的抑制旁瓣的效果，适合用于大口径、高功率激光空间低通滤波。

Phase-shifted Rugate coating has the higher laser-damage threshold , lower stress , and more efficient side-lobe suppression than bandpass filter .

引入了影响带通滤光片性能的参数，并对这些参数进行了分析。

A few parameters that influence capability of filter are inducted .

波分复用薄膜带通滤光片的中心波长温度稳定性

Temperature Stability of the Central Wavelength for WDM Thin Film Bandpass Filters

微型低温远红外带通滤光片的研制

Development of Miniature LWIR Bandpass Filter Used in Low Temperature

地球敏感器红外带通滤光片膜系设计及其研制

Design and Development of Infrared Bandpass Filter Film System for Earth Sensors

双离子束溅射技术制备带通滤光片

Preparation narrow-band pass filter by dual-ion beams sputtering deposition

因此带通滤光片具有较好的空间低通滤波性能。

So bandpass filter has better spatial filtering performance than high reflectance film .

超宽超窄矩形带通滤光片的设计

Design of narrow and wide band - pass filter

14～16μm红外带通滤光片及其主要工艺技术

14 ~ 16 μ m Infrared Range Bandpass Filters and Their Main Processing Technique

空间用宽截止长波红外带通滤光片的设计与镀制

Design and Preparation of Infrared Pass-band Filters with Wide Rejection Band for Space Use

同时还发现，截止滤光片的膜层厚度灵敏度较小，带通滤光片的膜层厚度灵敏度较大。

It has been found that the thickness sensitivity of the edge filter is small .

地球敏感器光谱波段对红外带通滤光片的影响

Effect of Spectral Bandwith in Infrared Earth Sensor on Design of Infrared Bandpass Filter for Satellite

红外带通滤光片已成功地应用于我国自行研制的近三十颗卫星的地球敏感器上。

Infrared bandpass filters have been successfully used in earth sensors of about 30 satellites developed by our country .

采用“会聚光红外光学系统”和等离子体辅助沉积工艺成功镀制了空间用宽截止长波红外带通滤光片。

Some wide cutoff long wavelength infrared band-pass filters are coated successfully by using a convergent infrared optical system and a plasma assistant deposition technology .

激光入射角对干涉带通滤光片输出性能的影响滤光轮，其滤光片越多，分析也就越有针对性，精准度更好。

Influence of Laser Incidence Angle on Transmission Characteristics of Bandpass Multilayer Thin-Film Filters More filter windows of filter wheel , better precision and accuracy .

回顾了带通滤光片的研究应用现状，得出要设计超宽超窄的带通滤光片必须采用多腔串置的结构。

Past research on interference filters is reviewed , it is shown that for narrow and wide band pass filter it must adopt multi cavity filter .

采用碲化铅和硫化锌作为镀膜材料，研制了空间红外光学系统使用的红外多层带通滤光片。

A multilayer band pass infrared thin film optical filter has been designed and manufactured which use lead telluride and zinc sulfide as thin film materials .

针对平行光红外光学系统存在光斑大、能量损失大等不足，设计了主要用于中远红外带通滤光片膜厚监控的会聚光红外光学系统及其光控系统。

The convergent infrared optical monitor and controller were designed to monitor and control the film thickness in multilayer growth in fabricating immediate and far infrared band-pass filters .

带通滤光片作为滤光和选择谱线的元件，已经广泛应用于光纤通信、分析仪器及激光系统当中。

As a kind of element for filtrating the light and selecting spectrum , Bandpass filter was used widely in optical fiber communication , analytic instrument and laser system .

采用双离子束溅射的方法制备了带通滤光片，从实测光谱图可见，通带平均透过率在95%以上，截止带平均透过率低于0.5%。

From the test spectrum we can see that , the average transmittance of pass band is higher than 95 % and of stop band is lower than 0.5 % .

就目前为止，其主要应用于天文、空间探测、激光探测、光纤通信系统等领域。本文从薄膜光学的基本理论和膜系设计理论方面阐述了带通滤光片薄膜的原理。

It is applied in : chronometer , space exploration , laser detection , optical fiber communication , etc. The paper briefly introduced the application of the bandpass filter , and elaborated the coating principle both in thin film theory and thin film design theory .