diff --git a/ISCamRecorder/MainForm.cs b/ISCamRecorder/MainForm.cs
index 0a0103b..cf98c53 100644
--- a/ISCamRecorder/MainForm.cs
+++ b/ISCamRecorder/MainForm.cs
@@ -52,7 +52,7 @@
             _Cameras.Add(new ISCamera(icRight, "9220025"));
             _Cameras.ForEach(c => c.Connect());
 
-            // タイマー起動
+            // タイマー＆スレッド起動
             _UITimer = new System.Threading.Timer(UITimerCB, this, 0, 30);
             _TriggerThread = Task.Run(TriggerThread);
             _SerialThread = Task.Run(SerialThread);
@@ -90,9 +90,6 @@
         private void Plot() {
             chart1.Series[0].Points.Clear();
             lock (SensorData.Locker) {
-                //var times = _Sensor.Times.ToList();
-                //var values = _Sensor.Values.ToList();
-                //chart1.Series[0].Points.DataBindXY(times, values);
                 chart1.Series[0].Points.DataBindXY(_Sensor.Times, _Sensor.Values);
             }
         }
diff --git a/ISCamRecorder/SensorData.cs b/ISCamRecorder/SensorData.cs
index 29a58fd..0a5f0ac 100644
--- a/ISCamRecorder/SensorData.cs
+++ b/ISCamRecorder/SensorData.cs
@@ -76,6 +76,9 @@
             _Serial = null;
         }
 
+        /// <summary>
+        /// 停止
+        /// </summary>
         public void Stop() {
             _ExitSignal = true;
         }