Diameter: 560 mm
Height: 910 mm

Diameter: 560 mm
Height: 1200 mm

Diameter: 750 mm
Height: 1605 mm

Diameter: 945 mm
Height: 1985 mm

For Corona render, it is recommended to install version no lower than 1.5, since the glossiness of the materials is adjusted taking into account PBR.

https://www.cappellini.com/ww/en/products/big-shadow.html 
https://www.lampatron.ru/cat/item/design-lamps-milas/