1. BS ISO 14490-10. Optics and photonics. Test methods for telescopic systems. Part 10. Test methods for axial colour performance (17th March 2020) 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) ↗
2. Optics and photonics. Effective numerical aperture of laser lenses. Definition and verification procedure. (20th May 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Optics and photonics. Test methods for telescopic systems. Test methods for axial colour performance Part 10, (16th February 2021) 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) ↗