| 摘要 |
PROBLEM TO BE SOLVED: To eliminate the possibility of causing burning or shortcircuit due to that liquid chemical or water drops are stuck to a power source plug provided in a main body case. SOLUTION: A housing room 5 with an opening 6 for putting in/out a lens case 18 on a side surface different from a side surface with the power source plug 11 is provided at main body case incorporating a power control circuit 12 and an electric resistance heater 14 to make it possible to pour liquid chemical only in the state of separating the case 18 from the case 1 to avoid sticking to the plug 11. In addition, water drops generated due to heating sterilization the room 5 never flows down to be stuck to the plug 11. |
