...ing direction Through- beam E3S-5E43 E3S-5E44 Retro- reflective Diffuse- reflective E3S-DS30E43 E3S-R2E43 Emitter Receiver Emitter Receiver E3S 10 (Unit: mm) Dimensions Unless otherwise speci...https://www.ia.omron.com/data_pdf/cat/e3s_ds_e_13_2_csm1308.pdf