Optical characterisation
Optical characterisation, tests and calculations to determine the transmittance, reflectance and emissivity of glazing, surfaces and finishes.
Tests and Standards
- EN 410 Glass in building: Determination of luminous and solar characteristics of glazing.
- ISO 9050 Glass in building: Determination of light transmittance, solar direct transmittance, total solar energy transmittance, ultraviolet transmittance and related glazing factors
- ASTM E903 Test method for solar absorptance, reflectance and transmittance of materials using integrating spheres
- BS 8493 Light reflectance value (LRV) of a surface.
- EN 3363-1 Solar protection devices combined with glazing. Calculation of total solar energy and light transmittance. Part 1: Simplified calculation method and EN 13363-2 Calculation of total solar energy and light transmittance. Part 2: Detailed calculation method.
- EN 14500 Blinds and shutters. Thermal and visual comfort. Test and calculation methods
- ASTM C 1371 Standard method for the determination of the emittance of materials near room temperature using portable emissometers.
- ASTM E 1980 Standard practice for calculating solar reflectance index of horizontal and low-sloped opaque surfaces.
- En ISO 2813 Paints and varnishes. Determination of gloss value at 20°, 60° and 85°.
- EN ISO 11664-3:2013 Calorimetry. Part 3: CIE tristimulus values
Aimed at:
- Glass Manufacturers
- Concrete and Mortar Manufacturers
- Translucent Polymer Manufacturers
- Public Administrations
- Manufacturers of paints and waterproofing products
- Manufacturers of materials for the lifting industry
- Architects, construction companies, building owners and managers
- Manufacturers of components for the automotive, naval and railway sectors
- Manufacturers of ceramic, polymer and composite finishes, sandwich panels, plastic sheeting, technical textiles, blinds, shutters, etc.
Accreditations and Recognition
ENAC Accreditation No. 4/LE024 for the Construction Industry
ENAC Accreditation No. 4/LE063 for the Materials Sector
Notified Body No. 1292 for the Construction Products Directive
Technical Assessment Body (TAB) for issuing European Technical Assessments (ETAs) for Construction Products.
Related brochure
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