Space Age Lightolier “Interplay II” Desk Lamp

1970s Japanese “Interplay 2” desk lamp manufactured by Lightolier. Composed of a black plastic ‘space helmet’ with dual opaque diffusers which can adjust the light intensity / output. Very good, vintage condition with a few scuffs / wear consistent with age / use.
Marked “Lightolier / Catalog No. 8960 Series”.
H: 8″ x Diameter: 7.5″