共找到 150 條與 雙分光反射輻射因子 相關的標準，共 10 頁
本批準方法描述了反射型燈具和模仿這種傳統燈具風格的LED燈具的光度測試程序和報告指南。所述程序和指南的應用將提高實驗室內的可重復性，并提高測量一致性，促進實驗室間結果的比較。本實驗室方法不適用于以下情況：添加了整體反射器的標準燈泡形狀的燈具，如銀碗和銀頸燈具；為特殊應用設計的反射型燈具，如汽車前照燈
PHOTOMETRY OF REFLECTOR TYPE LAMPS
This part of IEC 61746 provides procedures for calibrating multimode optical time domain reflectometers (OTDR). It covers OTDR measurement errors
Calibration of optical time-domain reflectometers (OTDR) - Part 2: OTDR for multimode fibres
This second edition cancels and replaces the first edition (ISO 6742-2 : 1984). This part of ISO 6742 spezifies general requirements
Cycles; Lighting and retro-reflective devices; Photometric and physical requirements; Part 2 : Retro-reflective devices
ELECTRIC LAMPS - REFLECTOR LAMPS - CLASSIFICATION OF BEAM PATTERNS
Anodized aluminium and aluminium alloys — Measurement of total reflectivity using a photoelectric reflectometer
To be read in conjunction with ISO 2469:1994, ISO 2470:1999
Pulps - Preparation of laboratory sheets for the measurement of diffuse blue reflectance factor (ISO brightness)
This International Standard specifies two procedures for the preparation of laboratory sheets prior to measuring the diffuse blue reflectance factor
Pulps - Preparation of laboratory sheets for the measurement of diffuse blue reflectance factor (ISO brightness)
本標準規定了應用在光學系統內的多光譜減反射膜膜層的分類、要求、試驗方法及檢驗規則。 本標準適用于在硒化鋅、硫化鋅等紅外晶體上鍍制多光譜減反射膜
Specification for multispectral antireflection coatings
Draft Document - Total reflection x-ray fluorescence - Principles and definitions
Paper, Board and Pulps —— Measurement of Diffuse Blue Reflectance Factor Part 2 Outdoor Daylight Conditions (D65 Brightness)
Paper, board and pulps - Measurement of diffuse blue reflectance factor - Part 1 : indoor daylight conditions (ISO brightness).
This standard presents data recommended for computing the biologically relevant dosimetric quantity in neutron and gamma-ray radiation fields
Neutron and Gamma-Ray Fluence-to-Dose Factors
Specifica l' apparecchiatura necessaria e le operazioni da effettuarsi preliminarmente per procedere alla determinazione del fattore di
Paper, board and pulps. Measurement of diffuse reflectance factor.
Optics and photonics - Lasers and laser-related equipment - Test methods for specular reflectance and transmittance of laser optical components
This International Standard specifies a method of measuring the total reflectivity of flat surfaces of anodized aluminium using a photoelectric
Anodized aluminium and its alloys — Measurement of total reflectivity using a photoelectric reflectometer
