| Image | Manufacturer | Part Number | Description |
 | Honeywell | SMD2440-011 | Ceramic Discrete Surface Mount Emitters and Detector 2-Pin CSMD T/R |
 | Honeywell | SMD2440-021 | Ceramic Discrete Surface Mount Emitters and Detector 2-Pin CSMD T/R |
 | Honeywell | SMD2420-001 | Ceramic Discrete Surface Mount Emitters and Detector 2-Pin CSMD Bulk |
 | Honeywell | SME2470-021 | Ceramic Discrete Surface Mount Emitters and Detector 2-Pin CSMD T/R |
 | Honeywell | SME2470-001 | Ceramic Discrete Surface Mount Emitters and Detector 2-Pin CSMD Bulk |
 | Honeywell | SMD2440-001 | Ceramic Discrete Surface Mount Emitters and Detector 2-Pin CSMD Bulk |
 | Honeywell | SMD2440-002 | Ceramic Discrete Surface Mount Emitters and Detector 2-Pin CSMD Bulk |
 | Honeywell | SME2470-011 | Ceramic Discrete Surface Mount Emitters and Detector 2-Pin CSMD T/R |
 | Vishay | TEMD1030 | Photodiode PIN Chip 900nm 0.6A/W Sensitivity 2-Pin SMD T/R |
| | Lite-On Electronics | HSDL-5400#031 | Photodiode PIN Chip 875nm 0.5A/W Sensitivity 2-Pin SMT T/R |
| | Lite-On Electronics | HSDL-5420#011 | Photodiode PIN Chip 875nm 0.5A/W Sensitivity 2-Pin SMT T/R |
| | Lite-On Electronics | HSDL-5420#031 | Photodiode PIN Chip 875nm 0.5A/W Sensitivity 2-Pin SMT T/R |
| | Lite-On Electronics | HSDL-5400#011 | Photodiode PIN Chip 875nm 0.5A/W Sensitivity 2-Pin SMT T/R |
 | Fairchild Semiconductor | QEB363GR | LED IrLED 940nm 2-Pin T-3/4 T/R |
 | Fairchild Semiconductor | QSB363ZR | Phototransistor IR Chip Silicon 940nm 2-Pin T-3/4 T/R |
 | Fairchild Semiconductor | QEB421TR | LED IrLED 880nm 2-Pin PLCC T/R |
 | Dialight | 521-9672F | LED Uni-Color Red 635nm 2-Pin T-1 3/4 Bulk |
 | Avago Technologies | HLMP-NG07 | LED Uni-Color Red 635nm 2-Pin T-1 |
 | Analog Devices | AD8310ARMZ | SP Amp LOG Amp Single R-R I/P 5.5V 8-Pin MSOP Tube |
 | Diodes Zetex | 6A4-T | Diode Switching 400V 6A 2-Pin Case R-6 T/R |
 | Diodes Zetex | 1N4004G-T | Diode Switching 400V 1A 2-Pin DO-41 T/R |
 | Diodes Zetex | 6A1-T | Diode Switching 100V 6A 2-Pin Case R-6 T/R |
 | Diodes Zetex | 6A05-T | Diode Switching 50V 6A 2-Pin Case R-6 T/R |
 | Diodes Zetex | 6A8-T | Diode Switching 800V 6A 2-Pin Case R-6 T/R |