https://www.electronicdesign.com/technologies/industrial/displays/article/21770996/ingaas-photodiodes-lens-simplifies-fiber-alignment
InGaAs Photodiode's Lens Simplifies Fiber Alignment | Electronic Design
An integral ball lens is said to greatly simplify the task of optically aligning the G6854-01 InGaAs photodiode, making it a strong candidate for fiber-optic...
ingaas photodiodelensfiberalignmentelectronic