GB/T 5699-2025 Active National standards

GB/T 5699-2025 Method of daylighting measurements

GB/T 5699-2025 Method of daylighting measurements

Publish Date: 2025-08-01 Implement Date: 2026-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 5699-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Ergonomics

ICS Name: Ergonomics

Publish Date: 2025-08-01

Implement Date: 2026-02-01

Pages: 32 pages

Scope

This document specifies the general requirements for daylighting measurement, measuring instruments and daylighting coefficients, the area ratio of daylighting meeting standards, brightness, physiologically equivalent illuminance, field of view, and the measurement methods of material optical parameters.
This document is applicable to daylighting measurement in various buildings with top and side lighting, including the daylighting measurement of buildings using light pipe daylighting systems.

Development Information

Word Count: 46 Thousand words Pages: 32 pages

Replace the following standards

GB/T 5699-2017 Method of daylighting measurements

Referenced Standards

GB/T 5702-2003 Methods of measuring the color of light sources GB/T 5702-2019 Method of measuring the color rendering properties of light sources GB/T 20148-2006 Spatial distribution of daylight—CIE standard general sky JGJ/T 119-2008 Standard for terminology of architectural lighting JJG 211-2005 Luminance Meter JJG 211-2021 Luminance Meters JJG 211-1989 Verification Regulation of Iuminance Meter JJG 245-2005 Illuminance Meter JJG 696-2002 Specular Gloss Meters and Gloss Plates JJG 696-2015 Specular Gloss Meters and Gloss Plates

Related Standards

GB/T 5697-1985 Active

GB/T 5697-1985 Terms of lighting for ergonomics

Publish Date: 1985-12-05

GB/T 5704.1-1985 Replaced

GB/T 5704.1-1985 Measuring instruments for anthropometry Anthropometer

Publish Date: 1985-12-05

GB/T 5704.2-1985 Replaced

GB/T 5704.2-1985 Measuring instruments for anthropometry Sliding caliper for anthropometry

Publish Date: 1985-12-05

GB/T 5704.3-1985 Replaced

GB/T 5704.3-1985 Measuring instruments for anthropometry Spreading caliper for anthropometry

Publish Date: 1985-12-05

GB/T 5704.4-1985 Replaced

GB/T 5704.4-1985 Measuring instruments for anthropometry—Coordinate caliper for anthropometry

Publish Date: 1985-12-05

GB/T 10000-1988 Replaced

GB/T 10000-1988 Human dimensions of Chinese adults

Publish Date: 1988-12-10