IDC Flat Ribbon Cable 40 pins (2x20) 2.54 mm, 5 Ctms length
Customized 40 pin Double Row Female Pin connector
HangTon Adapter Cable for Canon Zoom Focus Servo Controller 8-Pin to Hirose 20-Pin Lens 20cm : Electronics - Amazon.com
XLR connector - Wikipedia
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MS Connectors Datasheet by ITT Cannon, LLC | Digi-Key Electronics
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Trident Connectors by ITT Cannon | PEI-Genesis
Canon Zoom & Focus Control Accessories | B&H Photo Video
File:Parallel ATA (PATA) connector on a motherboard - 34 and 40 pin- fs PNr°0267.jpg - Wikimedia Commons
40 pin IDC female connector @ Pinouts.ru
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Chrosziel Fujinon 12-Pin Hirose to Canon 6-Pin 401-CABLE-FC6-F
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U.S. Military connector specifications - Wikipedia
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