For red light

BPW 43

BPW 43 for 40 SKK, Milan Gacik, SK: info (at) skfree (dot) net
BPW 43, Grieder Bauteile

SFH 203

RS, 2017-05-04 110 in stock, £0.298
Mouser, 2017-05-04 16000 in stock, $0.62
SFH 203, GM Electronic - labeled as SFH2030 but I know these are the same I have those and they work perfect. 2017-05-04 175 in stock, 28 CZK.
SFH 203, Conrad

BPV 10

For infrared light

SFH 203FA

SFH 203FA, Farnell, 2017-05-04 40 in stock, £0.256
SFH 203FA, GM Electronics, 2017-05-04 946 in stock, 16 CZK.
SFH 203FA, Distrelec, 2017-05-04 108 in stock, 0.37 CHF.
SFH 203FA, Digikey, 2017-05-04 24012 in stock, $0.78
SFH 203FA, Conrad

BPV 10NF

An expected information missing here?