共找到 150 條與 雙分光反射輻射因子 相關的標準，共 10 頁
本標準規定了光熱發電玻璃反射鏡反射比測試中涉及的術語和定義、儀器、試樣和標樣、試驗條件、試驗步驟、試驗結果及試驗報告。 本標準適用于太陽能光熱用聚光玻璃反射鏡的太陽光半球反射比和鏡面反射比的測試和計算。聚光光伏用反射鏡及其他類型玻璃反射鏡的反射比測試可參照此標準
Reflectance test method of reflective glass mirror for concentrated solar power system
The instrument shall be a percussion hammer of the Taylor design suitable for reflex testing
HAMMER, REFLEX TESTING, TAYLOR
本標準定義了反射區板的重要特性，從而促進了這些X射線光學元件供應商與用戶之間的溝通。特別是，本標準使X射線光學系統的開發人員能夠正確評估和指定反射區板作為X射線顯微鏡和光譜學的元素
X-ray optical systems Reflection zone plates
Road traffic signs. Retroreflective coatings. Method of measuring coefficient of retroreflection using A portable retroreflectometer.
There are two kinds of luminescent materials widely used in industry, differing only in the locations of their excitation and emission wavelength
Intercomparison on measurement of (total) spectral radiance factor of luminescent specimens
This guideline deals with X-ray optical systems using reflecting zone plates to influence X-radiation
X-ray optical systems; Reflection zone plates
Testing of paper and board - Basic parameters for determination of reflectance factor - Part 1: Measurements made on non-fluorescent specimens
Optics and photonics. Optical light-scattering glass type MS. Specifications
本標準規定了測定紙、紙板和紙漿漫反射因數的基本條件，如儀器的光譜、幾何和光度計特性以及標準量值的傳遞方法等。 漫反射因數的測量可以求得以下光學性質：紙漿、紙及紙板的藍光漫反射因數（藍光亮度）、顏色、光散射和光吸收系數和紙的不透明度等。 本標準適用于測定紙、紙板和紙漿
Paper,board and pulps-Measurement of diffuse reflectance factor(Diff/ Geometry)
Optics and photonics - Measurement of the reflection factor of flat surfaces and the transmittance of parallel plane elements
Acoustical materials are often used as the entire ceiling of rooms and are therefore an important component of the lighting system. The luminous
Standard Test Method for Luminous Reflectance Factor of Acoustical Materials by Use of Integrating-Sphere Reflectometers
本文件規定了使用分光光度計測量平面表面的光譜反射率和平面平行元件的光譜透射率的規則。 本文件僅適用于規則透射率和規則反射率的測量；不適用于漫透射率和漫反射率的測量。 本文件適用于測試樣品，這些樣品是涂覆或未涂覆的無光學功率的光學組件
Optics and photonics. Measurement of reflectance of plane surfaces and transmittance of plane parallel elements
Optics and photonics - Measurement of reflectance of plane surfaces and transmittance of plane parallel elements
5.1 Acoustical materials are often used as the entire ceiling of rooms
Standard Test Method for Luminous Reflectance Factor of Acoustical Materials by Use of Integrating-Sphere Reflectometers
Acoustical materials are often used as the entire ceiling of rooms and are therefore an important component of the lighting system
Standard Test Method for Luminous Reflectance Factor of Acoustical Materials by Use of Integrating-Sphere Reflectometers
