STB PDF

Mechanical properties of fasteners made of carbon steel and alloy steel - Set screws and similar threaded fasteners with specified hardness classes. Coarse thread and fine pitch thread. Original standard BS EN ISO 898-5-2012 in PDF full version. Additional info + preview on request

Document status: Active

Mechanical properties of fasteners - Nuts with specified proof load values. Fine pitch thread. Original standard BS EN ISO 898-6-1996 (1999) in PDF full version. Additional info + preview on request

Document status: Withdrawn

Ophthalmic optics. Uncut finished spectacle lenses - Specifications for single-vision and multifocal lenses. Original standard BS EN ISO 8980-1-2017 in PDF full version. Additional info + preview on request

Document status: Active

Ophthalmic optics. Uncut finished spectacle lenses - Specifications for power-variation lenses. Original standard BS EN ISO 8980-2-2017 in PDF full version. Additional info + preview on request

Document status: Active

Ophthalmic optics - Uncut finished spectacle lenses - Part 3: Transmittance specifications and test methods (ISO 8980-3:2022). Original standard BS EN ISO 8980-3-2022 in PDF full version. Additional info + preview on request

Document status: Active

Ophthalmic optics. Uncut finished spectacle lenses - Specifications and test methods for anti-reflective coatings. Original standard BS EN ISO 8980-4-2006 in PDF full version. Additional info + preview on request

Document status: Replaced by STB BS EN ISO 8980-4-2026