Keyboard

A keyboard comprising:

• a base plate comprising:
• a body having a plurality of hollow portions;
• and
• a plurality of optically transmissive members contained in the plurality of hollow portions, respectively, each of the plurality of optically transmissive members having a light guiding portion and a plurality of connecting structures;
• a plurality of key structures corresponding to the plurality of optically transmissive members, respectively, each of the plurality of key structures comprising:
• a keycap;
• a connecting member, one end of which connected to the keycap, and the other end of which connected to the plurality of connecting structures of one of the plurality of optically transmissive members;
• and
• an elastomer located in a space formed by the keycap and the connecting member;
• and
• a light emitting assembly comprising a driver circuit board and a plurality of light emitting units, the plurality of light emitting units being located on the driver circuit board, the driver circuit board being located on one of the surfaces of the base plate, and the plurality of light emitting units being contained in the light guiding portion, respectively.