The Brillight B25 lamp with a shade made of birch plywood is available in 4 colors - dark cherry, larch, black wood, and uncoated.

The direction of the shade can be adjusted, which is facilitated by the convenient placement of pivots. Scene in mm.

https://brillight.ru/catalog/tproduct/612714383-385534669982-nastenno-potolochnii-svetilnik-brillight 

For Corona render, it is recommended to use version 1.5 or higher, as the glossiness of materials is set with PBR in mind.