THREE-DIMENSIONALLY PRINTED LENS ELEMENTS

A three-dimensional printing kit for forming lens elements can include a build material including from about 80 wt% to 100 wt% thermoplastic polyamide elastomeric particles having a D50 particle size from about 10 μm to about 150 μm, and a fusing agent including a liquid vehicle and from about 0.5 w...

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Bibliographische Detailangaben
Hauptverfasser:	NIU, Michelle, NAUKA, Krzysztof, DISCEKICI, Emre Hiro, WYCOFF, Kyle, HARTMAN, Aja, OLUBUMMO, Adekunle
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ADDITIVE MANUFACTURING TECHNOLOGY ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	A three-dimensional printing kit for forming lens elements can include a build material including from about 80 wt% to 100 wt% thermoplastic polyamide elastomeric particles having a D50 particle size from about 10 μm to about 150 μm, and a fusing agent including a liquid vehicle and from about 0.5 wt% to about 20 wt% of a UV radiation absorber. Un kit d'impression en trois dimensions pour former des éléments de lentille peut comprendre un matériau de construction comprenant d'environ 80 % en poids à 100 % en poids de particules élastomères de polyamide thermoplastique ayant une taille de particule D50 d'environ 10 µm à environ 150 µm, et un agent de fusion comprenant un véhicule liquide et d'environ 0,5 % en poids à environ 20 % en poids d'un absorbeur de rayonnement UV.