11. Tracked Changes. Paper and board. Determination of colour by diffuse reflectance. Indoor illumination conditions (D50/2°) Part 3, (3rd November 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
12. Tracked Changes. Paper and board. Determination of colour by diffuse reflectance. Indoor daylight conditions (C/2°) Part 1, (3rd November 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
13. Tracked Changes. Paper and board. Determination of colour by diffuse reflectance. Outdoor daylight conditions (D65/10°) Part 2, (3rd November 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
14. Paper and board. Determination of colour by diffuse reflectance. Indoor illumination conditions (D50/2°) Part 3, (15th August 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) ↗
15. BS EN IEC 61496-3. Safety of machinery. Electro-sensitive protective equipment. Part 3. Particular requirements for active opto-electronic protective devices responsive to diffuse Reflection (AOPDDR) (22nd March 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (86 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
16. Safety of machinery. Electro-sensitive protective equipment. Particular requirements for active opto-electronic protective devices responsive to diffuse Reflection (AOPDDR) Part 3, (19th February 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (96 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗