Colored Pencils Lightfast Test #1 - 10 Brands at 68 Days скачать в хорошем качестве

Colored Pencils Lightfast Test #1 - 10 Brands at 68 Days

Test started on Dec. 16, 2020 Ended on Feb. 21, 2021 Check the first video of this test at 18 days for comparison to see how much more fading occurred in the 50 days since.    • Colored Pencils Lightfast Test #1 - 10 Bra...   ---------------------------------------------------------------------------------- Full day in a south facing window for first week. After the first week, started also giving an additional 5 or 6 hours in my grow tent each night. Lights in grow tent are professional MAXSISUN PB 1500 Full Spectrum which produce a white light. These exposure conditions are obviously much more brutal than museum conditions, but it does show us problematic colors quickly. Test sheet is not behind UV museum glass and not fixed with any UV protective fixative. Watercolor pencils were not put down wet, they were burnished to a heavy application, as were the regular colored pencils. Paper is a vellum finish Bristol. Key to pencils tested: AV = Anna Valacci Watercolor Pencils M = Magicfly Watercolor Pencils AD = Albrecht Durer Magnus Watercolor Pencils KP = Koh-i-noor Progresso Aquarell Watercolor Pencils DI = Derwent Inktense Watercolor Pencils PC = Prismacolor Wax Based Colored Pencils CW = Colore Watercolor Pencils CA = CreyArt Wax Based Colored Pencils CR = Creatacolor Mega Colored Pencils CB = Creatacolor Brilliants (Metallic) Colored Pencils