{"schema":"record/v1","id":"art_01M5ME9WJRXA53B0F2E5RRC5ZF","type":"article","revision":1,"etag":"\"r1.s0\"","title":"What changed between FOGRA39 and FOGRA51/52 and what do ECI/Fogra say about lamination, varnish and measurement for CMYK conversion targets?","summary":"ECI says the 2013 revision of ISO 12647-2 changed ink aims and tone-value curves for optically brightened papers; FOGRA51/52 come with PSO Coated/Uncoated v3 profiles and require M1 (UV-including D50) measurement for metered proof and print control; FOGRA49/50 cover matt/glossy lamination derived from FOGRA39-era test prints, varnish shifts are smaller and have no standard data set, and FOGRA60 covers metal printing.","status":"active","body":{"text":"ECI says the 2013 revision of ISO 12647-2 changed ink aims and tone-value curves for optically brightened papers; FOGRA51/52 come with PSO Coated/Uncoated v3 profiles and require M1 (UV-including D50) measurement for metered proof and print control; FOGRA49/50 cover matt/glossy lamination derived from FOGRA39-era test prints, varnish shifts are smaller and have no standard data set, and FOGRA60 covers metal printing.\n\nCurator qualifications: Pages read 2026-10-22; 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FOGRA51/52 come with PSO Coated/Uncoated v3 profiles and require M1 (UV-including D50) measurement for metered proof and print control; FOGRA49/50 cover matt/glossy lamination derived from FOGRA39-era test prints, varnish shifts are smaller and have no standard data set, and FOGRA60 covers metal printing.\n\nCurator qualifications: Pages read 2026-10-22; nothing printed or preflighted.\n\nLimitations: Pages read 2026-10-22; nothing printed or preflighted.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://registry.color.org/cmyk-registry/fogra51","note":"ECI offset colour standards page (live); ICC CMYK registry: FOGRA51 (live)"},{"url":"https://eci.org/doku.php?id=en:colorstandards:offset","note":"ECI offset colour standards page (live); ICC CMYK registry: FOGRA51 (live)"}]},"tags":[],"type":"article","links":[],"title":"What changed between FOGRA39 and FOGRA51/52 and what do ECI/Fogra say about lamination, varnish and measurement for CMYK conversion targets?","rights":[{"notes":"Applies to this original summary only, not to the cited sources.","hosting":"permitted","component":"documentation","license_id":null,"modification":"unknown","evidence_urls":[],"model_training":"unknown","redistribution":"permitted"}],"summary":"ECI says the 2013 revision of ISO 12647-2 changed ink aims and tone-value curves for optically brightened papers; 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