00000ngm 22000008i 4500 9.941901 CaOODSP 20250620135540 m o c f cr cna|||||||| 240815s2025 onc003 fo vceng d 9780660731711 CaOODSP eng rda CaOODSP CH57-4/78-2024E-MP4 How to measure light levels. [Ottawa] : Canadian Conservation Institute = Institut canadien de conservation, [2025] 1 online resource (1 video file (2 min., 28 sec.)) : sound, colour two dimensional moving image tdi rdacontent computer c rdamedia online resource cr rdacarrier Issued also in French under title: Comment mesurer l'intensité lumineuse. "CCI videos." Available as streaming video or as downloadable MP4 file. "This tutorial explains how to measure light levels on heritage objects with a light meter. We need light in order to see collections; however, light irreversibly fades colours. Learn how to measure illuminance through step-by-step instructions in this video demonstration"--Provided by publisher. Description based on online resource; title from title screen (Canadian Conservation Institute, viewed March 14, 2025). Museum objects Lighting. Light Measurement. Light meters. Internet videos lcgft Canadian Conservation Institute, issuing body. Comment mesurer l'intensité lumineuse. (CaOODSP)9.941902 MP4 125.00 MB https://publications.gc.ca/collections/collection_2025/pch/CH57-4-78-2024-eng.mp4