| 摘要 |
A holder (100) for holding typically a plurality of diodes (301 301' 301'' 301''') each able to serve as a source or receiver of visible or invisible radiation, the holder (100) including a plug (10) and socket (11), with the socket (11) bearing the diodes (301 301' 301'' 301''') and formed so as to have an elongated longitudinally extending cavity therein and so as to include a plurality of longitudinally spaced mutually insulated first contact elements (41) disposed within the cavity, and with the plug (10) slidably registering with the cavity between advanced and retracted positions and including a plurality of longitudinally spaced, mutually insulated second contact elements (20 21 83) disposed along its length and which are in engagement with the first contact elements (41) only when the plug (10) is in its advanced position and rotated relative to the socket (11).
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