Optical Grisaille & Underpainting

Optical Grisaille

Optical Grisaille
'Optical greys' upon an imprimatura, with oil glazing and sfumato used to describe darks.

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Optical Greys Explained

Optical Greys Explained
When we refer to 'Optical' we mean 'how it looks to the eye'. Therefore an 'optical grey' is something that looks grey to the eye - however it may not be make from 'grey paint', but from a thinly dispersed white.

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