81,768 ISO documents
ISO standards library
Search every ISO standard by number, title or topic — status, edition, committee, classification and scope, updated from ISO Open Data.
310 results
ISO 17411:2022PublishedOptics and photonics — Optical materials and components — Test method for homogeneity of optical glasses by laser interferometryISO 18221:2025PublishedMicroscopes — Microscopes with digital imaging displays — Information provided to the user regarding imaging performanceISO 19012-4:2024PublishedMicroscopes — Designation of microscope objectives — Part 4: Polarization characteristicsISO 19012-3:2015PublishedMicroscopes — Designation of microscope objectives — Part 3: Spectral transmittanceISO 19012-1:2013PublishedMicroscopes — Designation of microscope objectives — Part 1: Flatness of field/PlanISO 19012-2:2013PublishedMicroscopes — Designation of microscope objectives — Part 2: Chromatic correctionISO 19055:2015PublishedMicroscopes — Minimum requirements for binocular tubesISO 19056-3:2022PublishedMicroscopes — Definition and measurement of illumination properties — Part 3: Incident light fluorescence microscopy with incoherent light sourcesISO 19056-2:2019PublishedMicroscopes — Definition and measurement of illumination properties — Part 2: Illumination properties related to the colour in bright field microscopyISO 19056-1:2015PublishedMicroscopes — Definition and measurement of illumination properties — Part 1: Image brightness and uniformity in bright field microscopyISO 19740:2018PublishedOptics and photonics — Optical materials and components — Test method for homogeneity of infrared optical materialsISO 19741:2025PublishedOptics and photonics — Optical materials and components — Test method for striae in infrared optical materialsISO 19742:2018PublishedOptics and photonics — Optical materials and components — Test method for bubbles and inclusions in infrared optical materialsISO 20263:2024PublishedMicrobeam analysis — Analytical electron microscopy — Method for the determination of interface position in the cross-sectional image of the layered materialsISO 20473:2007PublishedOptics and photonics — Spectral bandsISO 20711:2017PublishedOptics and photonics — Environmental requirements — Test requirements for telescopic systemsISO 21073:2019PublishedMicroscopes — Confocal microscopes — Optical data of fluorescence confocal microscopes for biological imagingISO 21094:2008PublishedOptics and photonics — Telescopic systems — Specifications for night vision devicesISO/TS 21383:2021PublishedMicrobeam analysis — Scanning electron microscopy — Qualification of the scanning electron microscope for quantitative measurementsISO 21395-2:2022PublishedOptics and photonics — Test method for refractive index of optical glasses — Part 2: V-block refractometer methodISO 21395-1:2020PublishedOptics and photonics — Test method for refractive index of optical glasses — Part 1: Minimum deviation methodISO 21466:2019PublishedMicrobeam analysis — Scanning electron microscopy — Method for evaluating critical dimensions by CD-SEMISO/TR 21477:2017PublishedOptics and photonics — Preparation of drawings for optical elements and systems — Surface imperfection specification and measurement systemsISO 21575:2026PublishedRaw optical glass — Powder test method for the water resistance of optical glass — Test method and classificationISO 22493:2014PublishedMicrobeam analysis — Scanning electron microscopy — Vocabulary