11. Method for measurement of spectacles including a glossary of terms. (30th March 1972) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (25 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
12. Ophthalmic optics and instruments. Optical and electro-optical devices for enhancing low vision. (15th July 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
13. Ophthalmic optics. Semi-finished spectacle lens blanks. Specifications for progressive power lens blanks Part 2, (15th August 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
14. Ophthalmic optics. Semi-finished spectacle lens blanks. Specifications for single-vision and multifocal lens blanks Part 1, (15th August 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
15. Ophthalmic optics. Spectacle frames and sunglasses electronic catalogue and identification. Commercial information Part 2, (31st March 2017) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (26 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
16. Ophthalmic optics. Spectacle frames. Measuring system and vocabulary. (13th July 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
17. Ophthalmic optics. Uncut finished spectacle lenses. Specifications for progressive power lenses Part 2, (15th August 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
18. Ophthalmic optics. Uncut finished spectacle lenses. Specifications for single-vision and multifocal lenses Part 1, (15th August 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
19. Ophthalmic optics. Uncut finished spectacle lenses. Transmittance specifications and test methods Part 3, (13th July 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (48 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
20. Optics and optical instruments. Ophthalmic optics. Formers. (15th June 1995) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗