Home›Browse›gray card🌐EnglishEnglishBahasa IndonesiaDeutschEspañolPortuguêsSvenskaTürkçeفارسیEntityQ1361722· pop 9· linked from 10 articlesgray cardSign in to saveAlso known as neutral test cardreflectance reference used in photographyAvailable in 8 languagesEspañolDeutschPortuguêsCzechSvenskaTürkçeفارسیvia Wikidata sitelinks · CC0