A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Optics and photonics - Test methods for telescopic systems - Part 10: Test methods for axial colour performance
Optics and optical instruments - Test methods for telescopic systems - Part 2: Test methods for binocular systems
Optics and photonics - Test methods for telescopic systems - Part 3: Test methods for telescopic sights
Optics and optical instruments - Test methods for telescopic systems - Part 4: Test methods for astronomical telescopes
Optics and photonics - Test methods for telescopic systems - Part 5: Test methods for transmittance
Optics and photonics - Test methods for telescopic systems - Part 6: Test methods for veiling glare index
Optics and photonics - Test methods for telescopic systems - Part 7: Test methods for limit of resolution
Optics and optical instruments - Test methods for telescopic systems - Part 8: Test methods for night-vision devices
Optics and photonics - Test methods for telescopic systems - Part 9: Test methods for field curvature
Textile machinery and accessories - Harnesses for Jacquard weaving machines - Vocabulary
Milk and milk powder - Determination of aflatoxin M1 content - Clean-up by immunoaffinity chromatography and determination by high-performance liquid chromatography
Determination of substances characteristic of green and black tea - Part 1: Content of total polyphenols in tea - Colorimetric method using Folin-Ciocalteu reagent
Determination of substances characteristic of green and black tea - Part 2: Content of catechins in green tea - Method using high-performance liquid chromatography
Ergonomics of the thermal environment - Evaluation of thermal environments in vehicles - Part 1: Principles and methods for assessment of thermal stress
Ergonomics of the thermal environment - Evaluation of thermal environments in vehicles - Part 2: Determination of equivalent temperature
Ergonomics of the thermal environment - Evaluation of the thermal environment in vehicles - Part 3: Evaluation of thermal comfort using human participants
Ergonomics of the thermal environment - Evaluation of thermal environments in vehicles - Part 4: Determination of the equivalent temperature by means of a numerical manikin
Soil quality - Pretreatment of samples for determination of organic contaminants
Small craft - Airborne sound emitted by powered recreational craft - Part 1: Pass-by measurement procedures
Small craft - Airborne sound emitted by powered recreational craft - Part 3: Sound assessment using calculation and measurement procedures
Measurement of fluid flow in closed conduits - Thermal mass flowmeters
Passenger cars -- Straight-ahead braking on surfaces with split coefficient of friction -- Open-loop test procedure
Road vehicles - Pedestrian protection - Head impact test method
Cranes - Requirements for test loads
Gaseous fire-extinguishing systems - Physical properties and system design - Part 1: General requirements