Support for an optical coating liquid composition to deposit by evaporation treatment on an optical article, comprising a crucible (35; 135) and an optical coating liquid composition (34; 134) which is introduced into said crucible (35; 135); wherein said support (30; 130) further comprises a frame (36, 37; 136, 137) forming an envelope in which said crucible (35; 135) and said optical coating liquid composition (34; 134) are wrapped; said frame (36, 37; 136, 137) having an internal space (45, 51; 145, 151) and being configured to hermetically seal said crucible (35; 135) and said optical coating liquid composition (34; 134) when said internal space (45, 51; 145, 151) has an internal pressure lower than a predetermined pressure threshold (Pth) and being configured to let out vapour of said optical coating liquid composition (34; 134) when said internal pressure of said internal space (45, 51; 145, 151) is greater than said predetermined pressure threshold (Pth); by virtue of which said support (30; 130) constitutes a cartridge of optical coating liquid composition (34; 134), characterized in that: said frame comprises a break member (37; 137) and a conductive member (36; 136) which are each metallic and which are distinct and joined together; said conductive member (36; 136) has a bottom portion (43; 143), a tubular lateral portion (44; 144) joined to the bottom portion, an internal space (45; 145) which is delimited by the bottom portion and the tubular lateral portion, and an opening (46; 146) which is formed at the opposite of the bottom portion, the tubular lateral portion has an inside perimeter (47; 147) which defines an inside diameter of the conductive member and an outside perimeter (48; 148) which defines an outside diameter of the conductive member and the inside diameter of the conductive member is greater than a diameter of the crucible; said break member (37; 137) comprises a cover portion (49; 149), a cylindrical lateral portion (50; 150) which is joined to the cover portion, an internal space (51; 151) which is delimited by the cover portion and the cylindrical lateral portion, and an opening (52; 152) which is formed at the opposite of the cover portion, the cylindrical lateral portion has an inside perimeter (53; 153) which defines an inside diameter of the break member and an outside perimeter (54; 154) which defines an outside diameter of the break member, the inside diameter of the break member is larger than the diameter of the crucible and the outside diameter of the break member is smaller than the inside diameter of the conductive member; and said conductive member (36; 136) is crimped by its inside perimeter (47; 147) on the outer perimeter (54; 154) of the break member(37; 137). said frame comprises a break member (37; 137) and a conductive member (36; 136) which are each metallic and which are distinct and joined together; said conductive member (36; 136) has a bottom portion (43; 143), a tubular lateral portion (44; 144) joined to the bottom portion, an internal space (45; 145) which is delimited by the bottom portion and the tubular lateral portion, and an opening (46; 146) which is formed at the opposite of the bottom portion, the tubular lateral portion has an inside perimeter (47; 147) which defines an inside diameter of the conductive member and an outside perimeter (48; 148) which defines an outside diameter of the conductive member and the inside diameter of the conductive member is greater than a diameter of the crucible; said break member (37; 137) comprises a cover portion (49; 149), a cylindrical lateral portion (50; 150) which is joined to the cover portion, an internal space (51; 151) which is delimited by the cover portion and the cylindrical lateral portion, and an opening (52; 152) which is formed at the opposite of the cover portion, the cylindrical lateral portion has an inside perimeter (53; 153) which defines an inside diameter of the break member and an outside perimeter (54; 154) which defines an outside diameter of the break member, the inside diameter of the break member is larger than the diameter of the crucible and the outside diameter of the break member is smaller than the inside diameter of the conductive member; and said conductive member (36; 136) is crimped by its inside perimeter (47; 147) on the outer perimeter (54; 154) of the break member(37; 137).