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. 2018 Apr 16;9(5):2205–2213. doi: 10.1364/BOE.9.002205

Fig. 1.

Fig. 1

The schematic of the handheld ORPAM-OCT system and volumetric rendering of the imaging probe. (a) The schematic of the system configuration. O, Objective lens; FC, 2 × 2 fiber coupler; PC, fiber polarization controller; L, convex lens; M, reference mirror. (b) 3-D rendering of the handheld probe. CM, cold mirror; DL, doublet lens; CG, cover glass; UT, ultrasonic transducer. (c) Photograph of the handheld probe with a size of 65 mm × 30 mm × 18 mm. (d) The synchronization and trigger sequences for dual-modality imaging.