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Ophthalmic Instruments - Retinoscopes ISO 12865:1998
that digital TV systems have been developed as a compromise between image quality and compression ratio with consideration of image statistics, human
Adaptive image quality control in television systems
GB/T 26332规定了在光学元器件及基片表面镀制的光学薄膜的应用功能分类、技术指标的标准表述形式、常规特性及试验测量方法,但不拟用于规定镀制方法。 本部分规定了光学薄膜的使用条件分类,并确定了为证明光学薄膜满足技术要求所需要进行的环境试验。试验的术语和范围已在ISO 9022-1中给出
Optics and photonics.Optical coatings.Part 3:Environmental durability
The Recommendation specifies that in adaptive digital TV systems methods of global optimization of image quality should be used, and additional
Adaptive image quality control in digital television systems
The Recommendation specifies that in adaptive digital TV systems methods of global optimization of image quality should be used, and additional
Adaptive image quality control in digital television systems
The Recommendation specifies that in adaptive digital TV systems methods of global optimization of image quality should be used, and additional
Adaptive image quality control in digital television systems
This International Standard,together with ISO 15004-1,specifies minimum requirements and test methods for hand-held streak and spot retinoscopes
Ophthalmic instruments - Retinoscopes (ISO 12865:2006)
This International Standard, together with ISO 15004-1, specifies minimum requirements and test methods for hand-held streak and spot retinoscopes
Ophthalmic instruments - Retinoscopes (ISO 12865:2006); English version of DIN EN ISO 12865:2006-10
本文件规定了内窥镜摄像头的要求、试验方法、检验规则、标志、包装、检验和贮存等相关要求,以及自适应动态成像原理。 本文件适用于内窥镜摄像头及其自适应动态成像设计
Specification for design of endoscope cameras and adaptive dynamic imaging
Ophthalmic instruments — Retinoscopes
本标准规定了阵列感应成像测井仪的原理与组成、要求、试验方法、检验规则及标志、包装、运输和贮存。 本标准适用于阵列感应成像测井仪的设计、制造、检验和质量评价
Multi-array induction imaging logging tool
이 규격은 광학 및 전자 광학 결상계의 베일링 글레어 특성의 척도로 사용되는 베일링 글 레
Optics and optical instruments Veiling glare of image-forming systems - Definitions and methods of measurement
Adopts both the veiling glare index (VGI) and the glare spread function (GSF) as measures of the veiling glare characteristics of optical
Optics and optical instruments - Veiling glare of image-forming systems - Definitions and methods of measurement
Optics and optical instruments -- Veiling glare of image forming systems -- Definitions and methods of measurement
Optics and optical instruments. Veiling glare of image-forming systems. Definitions and methods of measurement.
Optics and optical instruments -- Veiling glare of image forming systems -- Definitions and methods of measurement
This International Standard is applicable to optical imaging systems in the optical spectral region from λ = 100 nm to λ = 1 μm. Theoretical
Optics and optical instruments - General optical test methods - Measurement of relative irradiance in the image field
Adopts both the veiling glare index (VGI) and the glare spread function (GSF) as measures of the veiling glare characteristics of optical
本标准规定了光学助视器的光学、机械要求以及试验方法。 本标准适用于制造商专为视力受损者提供的低视力光学助视器,也可以带有电气元件(例如照明光源)。 本标准不适用于低视力电子光学助视器
Ophthalmic optics and instruments.Optical devices for enhancing low vision
Optics and optical instruments - General optical test methods - Measurement of relative irradiance in the image field.
Optics and optical instruments-Visual acuity testing-Method of correlating optotypes
This International Standard,together with ISO 15004-1,specifies minimum requirements and test methods for hand-held streak and spot retinoscopes
Ophthalmic instruments - Retinoscopes (ISO 12865:2006)
This International Standard, together with ISO 15004-1, specifies minimum requirements and test methods for hand-held streak and spot retinoscopes
Ophthalmic instruments - Retinoscopes (ISO 12865:2006); English version of DIN EN ISO 12865:2006-10
Optics and optical instruments-Visual acuity testing-Method of correlating optotypes
GB/T 26332的本部分叙述了除眼科光学(眼镜)之外的所有镀膜的光学元器件及基片的镀膜表面,并制定了相关参数的标准表述,定义了表面特性参数及其检验、检测方法,而不说明其加工方法。 本部分定义了与光学薄膜相关的术语。这些术语分为4类:基本定义、按功能定义薄膜、常见的薄膜缺陷定义和其他定义
Optics and optical instruments.Optical coatings.Part 1:Definitions
This military handbook is approved for use by all Departments and Agencies of the Department of Defense
SURVIVABLE ADAPTABLE FIBER OPTIC EMBEDDED NETWORK (SAFENET) NETWORK DEVELOPMENT GUIDANCE
Retinoscopes








