Wearable electronic device for adjusting distance between lenses

A wearable electronic device comprising:

• a first base configured to move in a first direction or a second direction opposite to the first direction;
• a first lens disposed on the first base;
• a first gear connected to the first base;
• a second base configured to move in the first direction or the second direction;
• a second lens disposed on the second base;
• a second gear connected to the second base;
• a support body configured to support the first base and the second base;
• and
• an adjustment structure configured to adjust a distance between the first lens and the second lens,
• wherein the adjustment structure comprises:
• a lever having a rotation axis in a third direction different from the first direction and the second direction, the lever being configured to move along the rotation axis and configured to rotate about the rotation axis,
• a first adjustment gear configured to be engaged with the first gear in a first position of the lever along the rotation axis;
• a second adjustment gear configured to be engaged with the first gear and the second gear in a second position of the lever along the rotation axis, and
• a third adjustment gear configured to be engaged with the second gear in a third position of the lever along the rotation axis.