https://www.futureelectronics.com/p/semiconductors--lighting-solutions--optics--single-led-optics/c18324-adelia-110-adapter-b-ledil-8163880
C18324_ADELIA-110-ADAPTER-B in Bag by LEDiL | Single LED Optics | Future Electronics
Accessory|round|1 Pos|53.8mm (D)|0.60mm(