1. Optics and photonics. Optical coatings. Specific test methods: abrasion, adhesion and resistance to water Part 4, (22nd April 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Tracked Changes. Optics and photonics. Optical coatings. Specific test methods: abrasion, adhesion and resistance to water Part 4, (24th May 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Tracked Changes. Plastics. Determination of xylene-soluble matter in polypropylene. (28th June 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (52 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗