HERMETIZATION OF OPHTHALMOLOGICAL DEVICES WITH BUILT-IN ELECTRONICS AND ANNULAR INSERTS Russian patent published in 2018 - IPC G02C7/04 

FIELD: manufacturing technology; ophthalmology.

SUBSTANCE: structure of the annular multi-element insert comprises rear and front curved insert elements having the shape of a part of an annular element having inner and outer peripheral edges, electronic component attached to the front and/or rear curved insertion member, and a sealing material disposed on the surface of the front and/or rear curved insert element to form a sealed cavity therebetween, inner peripheral edges of the rear and front curved insert elements form an inner annular seal and outer circumferential edges of the rear and front curved insert elements form an outer annular seal.

EFFECT: providing the possibility of sealing the cavity between the rear and front curved elements of the insert.

21 cl, 16 dwg, 1 tbl