3 LEDs for photodynamic therapy                         LX.1747
Impedance Meter  USB               LX.1746-KM1667
Simple Control Testing of EYE       (theoretical)

Synthesized from 143 MHz to 970 MHz ... LX.1749-LX.1750-KM1750K 
Electronic search points for  Acupuncture therapy                      LX.1751
Tester for Skin .(whether fat or lean normal ,for TBW of  skin)                              LX.1748
FM Transmitter 88 to 96 MHz for MINILAB                         LX.3010