APL.0074.09.18 Aployt Den ceiling lamp
https://omnilux.ru/catalog/products/apl-0074-09-18-svetilnik-potolochnyy-aployt-deni/ 

Dimensions
Weight, kg 0.1500
Rotatable light source No
Length and width of outer part Diameter 120 mm
Height of outer part 16 mm
Cutting hole depth 40 mm
Mortise hole size Diameter 105 mm
Packing width (mm) 60
Packing height (mm) 148
Packing length (mm) 140
Materials and color
Armature material Aluminum
Armature color White
Shade material Acrylic
Shade color White