GB/T 12823.4-2026
摄影和图形技术 密度测量 第4部分:反射密度的几何条件
Photography and graphic technology—Density measurements—Part 4: Geometric conditions for reflection density
- 实施日期
- 2027-02-01
- ICS 分类
- 37.040.01
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 12823.4-2026
Photography and graphic technology—Density measurements—Part 4: Geometric conditions for reflection density
GB/T 12823.1-2026
Photography and graphic technology—Density measurements—Part 1: Geometry and functional notation
GB/T 12823.2-2026
Photography and graphic technology—Density measurements—Part 2: Geometric conditions for transmittance density
GB/T 19294-2025
Specification for technological design of aerial photography
GB/T 46435.3-2025
Photography—Psychophysical experimental methods for estimating image quality—Part 3:Quality ruler method
GB/T 12823.3-2025
Photography and graphic technology—Density measurements—Part 3:Spectral conditions
GB/T 28031-2011
Information technology - Office equipment - Minimum information to be specified for image scanners
GB/T 11501-2008
Photography - Density Measurement - Part 3:Spectral Conditions
GB/T 19294-2003
Specification for technological project of aerialphotography