GB/T 2831-1981
Replaced
GB/T 27788-2020
Active
National standards
GB/T 27788-2020 Microbeam analysis—Scanning electron microscopy—Guidelines for calibrating image magnification
GB/T 27788-2020 Microbeam analysis—Scanning electron microscopy—Guidelines for calibrating image magnification
Basic Information
Standard Code:
GB/T 27788-2020
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
A magnifying glass and a microscope
ICS Name:
Optical equipment
Publish Date:
2020-06-02
Implement Date:
2021-04-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国微束分析标准化技术委员会(SAC/TC 38)
Pages:
20 pages
Scope
本标准规定了使用适当的参考物质对扫描电镜（SEM）图像的放大倍率进行校准的方法。本标准适用于对由校准参考物质上间距大小的可用范围决定的放大倍率进行校准。本标准不适用于专用测长型扫描电镜。
Development Information
Drafting Units:
中国地质科学院矿产资源研究所、中国科学院上海硅酸盐研究所、中国人民解放军海军军医大学
Drafting Persons:
陈振宇、周剑雄、李香庭、杨勇骥
Replace the following standards
Referenced Standards
GB/T 27025-2008 General requirements for the competence of testing and calibration laboratories
ISO导则 30
ISO导则 34
ISO导则 35
Adopt standards
ISO 16700:2016
Related Standards
GB/T 7661-1987
Replaced
GB/T 7661-1987 Bubble classes for optical elements
GB/T 15488-1995
Replaced
GB/T 15488-1995 Color filter glass
GB/T 15489.1-1995
Active
GB/T 15489.1-1995 Color filter glass test methods Spectral characteristic
GB/T 15489.2-1995
Active
GB/T 15489.2-1995 Color filter glass test methods Extent of bubble
GB/T 15489.3-1995
Active