diff --git a/ISCamRecorder/CvCamera.cs b/ISCamRecorder/CvCamera.cs
index aef671e..7f5ec3c 100644
--- a/ISCamRecorder/CvCamera.cs
+++ b/ISCamRecorder/CvCamera.cs
@@ -6,15 +6,30 @@
 using OpenCvSharp;
 using OpenCvSharp.Extensions;
 using System.Drawing;
+using System.Diagnostics;
+using System.IO;
 
 namespace ISCamRecorder {
 
+    struct FrameInfo {
+        public DateTime FrameTime { get; private set; }
+        public Mat FrameImage { get; private set; }
+
+        public FrameInfo(Mat frame) {
+            FrameImage = frame;
+            FrameTime = DateTime.Now;
+        }
+    }
+
     internal class CvCamera {
         VideoCapture camera = null;     // カメラオブジェクト
         bool _ExitSignal = false;       // 終了シグナル
         Bitmap[] _Buffer = new Bitmap[2];   // ダブルバッファ
         int _WriteBufferID = 0;         // 書き込みバッファ番号
         FrameRateCounter _Fps = new FrameRateCounter(10);   // フレームレート計測
+        bool _Recoding = false;     // 録画中フラグ
+        List<FrameInfo> _RecFrames = new List<FrameInfo>(); // 録画画像
+        string _OutputDir;
 
         /// <summary>
         /// カメラ接続
@@ -39,7 +54,9 @@
             while (!_ExitSignal) {
                 using (var frame = new Mat()) {
                     camera.Read(frame);
-                    //if (_Buffer[_WriteBufferID] != null) _Buffer[_WriteBufferID].Dispose();
+                    if (_Recoding) {
+                        _RecFrames.Add(new FrameInfo(frame.Clone()));
+                    }
                     _Buffer[_WriteBufferID] = BitmapConverter.ToBitmap(frame);
                     _WriteBufferID = 1 - _WriteBufferID; // バッファ切り替え
                     _Fps.Shot();
@@ -47,15 +64,42 @@
             }
 
             // 終了処理（メモリ解放）
-            //for (var i= 0; i < _Buffer.Length; i++) {
-            //    if (_Buffer[i] != null) {
-            //        _Buffer[i].Dispose();
-            //        _Buffer[i] = null;
-            //    }
-            //}
             if (camera != null) camera.Dispose();
         }
 
+        public void SaveToFile(string outDir, string imageType) {
+            var CamID = "CvCam";
+            Debug.WriteLine($"{CamID} starts saving with 0.0fps.");
+            // 保存先確保
+            var outDir2 = Path.Combine(outDir, CamID);
+            Directory.CreateDirectory(outDir2);
+
+            for (int i = 0; i < _RecFrames.Count; i++) {
+                string strSampleTime = _RecFrames[i].FrameTime.ToString(@"HHmmss\.fff");
+                var fileName = $"{CamID}_{strSampleTime}.{imageType.ToLower()}";
+                var filePath = Path.Combine(outDir2, fileName);
+                _RecFrames[i].FrameImage.SaveImage(filePath);
+            }
+
+            _RecFrames.Clear();
+            Debug.WriteLine($"{CamID} ends saving.");
+        }
+
+        /// <summary>
+        /// 録画開始
+        /// </summary>
+        public void StartRecoding() {
+            if (_RecFrames.Count > 0) _RecFrames.Clear();
+            _Recoding = true;
+        }
+
+        /// <summary>
+        /// 録画中断
+        /// </summary>
+        public void StopRecoding() {
+            _Recoding = false;
+        }
+
         /// <summary>
         /// 撮影画像の取得
         /// </summary>
diff --git a/ISCamRecorder/ISCamera.cs b/ISCamRecorder/ISCamera.cs
index 134aeaf..49d820b 100644
--- a/ISCamRecorder/ISCamera.cs
+++ b/ISCamRecorder/ISCamera.cs
@@ -136,8 +136,7 @@
             for (int i = 0; i < _bufferlist.Length; i++) {
                 writer.Write(_bufferlist[i]);
                 var driverTime = _bufferlist[i].FrameMetadata.DriverFrameFirstPacketTime;
-                var frameTime = _RecodingBegin.Add(driverTime - firstDriverTime);
-                //このフレームの最初のパケットをドライバが受信した時刻が格納されます。
+                var frameTime = _RecodingBegin.Add(driverTime - firstDriverTime); // パケットをドライバが受信した時刻
                 string strSampleTime = frameTime.ToString(@"HHmmss\.fff");
                 var fileName = $"{_CamID}_{strSampleTime}.{imageType.ToLower()}";
                 var filePath = Path.Combine(outDir2, fileName);
diff --git a/ISCamRecorder/MainForm.cs b/ISCamRecorder/MainForm.cs
index 0d1621b..3929f2c 100644
--- a/ISCamRecorder/MainForm.cs
+++ b/ISCamRecorder/MainForm.cs
@@ -267,6 +267,7 @@
                 var imageType = CboImageType.Text;
                 var sensorFile = Path.Combine(outputDir, $"Sensor_{recTime}.csv");
                 _Sensor.StartRecoding(sensorFile);
+                _CvCamera.StartRecoding();
                 // 録画
                 Task[] tasks = new Task[4];
                 for (var i = 0; i < _Cameras.Count; i++) {
@@ -275,6 +276,7 @@
                 }
                 Task.WaitAll(tasks);
                 _Sensor.StopRecoding();
+                _CvCamera.StopRecoding();
                 // 保存
                 BtnRecodeMovie.Text = "保存中";
                 BtnRecodeMovie.BackColor = Color.Aqua;
@@ -284,6 +286,7 @@
                         outputDir, frameRate, movieRate, imageType, recTime));
                 }
                 Task.WaitAll(tasks);
+                _CvCamera.SaveToFile(outputDir, imageType);
 
                 // プレビューモードへ変更
                 _Cameras.ForEach(c => c.ChangeSink(false));