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. Author manuscript; available in PMC: 2021 Jul 1.
Published in final edited form as: Pattern Recognit Lett. 2020 May 13;135:409–417. doi: 10.1016/j.patrec.2020.04.009

TABLE I.

Specifications of Smartphone-based Retinal Imaging Systems

iExaminer D-Eye Peek Retina iNview
Light Source Self Phone Self Phone
Degree of Retinal View 25 6-20 20-30 50
Working Distance (mm) 22 22 22 65
Size (mm) 70/220/162 68/135/7 25/75/35 180/76/180
Weight (g) 390 25 43 332
Price ($) 750 400 235 995