Found 4 alternatives for MTMD6891T38 by Marktech Optoelectronics. Led Emitters Infrared Uv Visible — TO-5 Variant, 8 Leads, Lens Top Metal Can.
EMITTER IR UV MULTI-NM TO-5-8
EMITTER IR 950NM 100MA TO-5-8
EMITTER IR 880NM 100MA TO-5-8
EMITTER VISIBL 770NM 50MA TO-5-8