diff --git a/ISCamRecorder/CvCamera.cs b/ISCamRecorder/CvCamera.cs
index c42276b..6c7035a 100644
--- a/ISCamRecorder/CvCamera.cs
+++ b/ISCamRecorder/CvCamera.cs
@@ -88,7 +88,7 @@
                     if (_Snap) {
                         var outDir = Path.Combine(_MF.Setting.SaveDir, "image");
                         var filename = Path.Combine(outDir, 
-                            $"{_CamID}_{DateTime.Now.ToString("yyyyMMdd_HHmmss")}.{_MF.Setting.ImageTypeL}");
+                            $"{_CamID}_{DateTime.Now.ToString("yyyyMMdd_HHmmss")}.{_MF.Setting.ImageType.ToLower()}");
                         Cv2.ImWrite(filename, frame);
                         _Snap = false;
                     }
@@ -126,7 +126,7 @@
                 CameraFPS, _RecFrames[0].FrameImage.Size());
             for (int i = 0; i < _RecFrames.Count; i++) {
                 string strSampleTime = _RecFrames[i].FrameTime.ToString(@"HHmmss\.fff");
-                var fileName = $"{_CamID}_{strSampleTime}.{_MF.Setting.ImageTypeL}";
+                var fileName = $"{_CamID}_{strSampleTime}.{_MF.Setting.FrameType}";
                 var filePath = Path.Combine(outDir2, fileName);
                 _RecFrames[i].FrameImage.SaveImage(filePath);
                 writer.Write(_RecFrames[i].FrameImage);
diff --git a/ISCamRecorder/ISCamera.cs b/ISCamRecorder/ISCamera.cs
index 95d93da..f3bfe9c 100644
--- a/ISCamRecorder/ISCamera.cs
+++ b/ISCamRecorder/ISCamera.cs
@@ -110,15 +110,15 @@
 
             TIS.Imaging.IFrameQueueBuffer frm = snapSink.SnapSingle(TimeSpan.FromSeconds(5));
             var outDir = Path.Combine(_MF.Setting.SaveDir, "image");
-            var filename = Path.Combine(outDir, $"{_CamID}_{DateTime.Now.ToString("yyyyMMdd_HHmmss")}.{_MF.Setting.ImageTypeL}");
+            var filename = Path.Combine(outDir, $"{_CamID}_{DateTime.Now.ToString("yyyyMMdd_HHmmss")}.{_MF.Setting.ImageType}");
             switch (_MF.Setting.ImageType) {
-            case "JPG":
+            case "jpg":
                 frm.SaveAsJpeg(filename, JPEG_QUALITY);
                 break;
-            case "BMP":
+            case "bmp":
                 frm.SaveAsBitmap(filename);
                 break;
-            case "TIFF":
+            case "tif":
                 frm.SaveAsTiff(filename);
                 break;
             }
@@ -169,17 +169,17 @@
                 var driverTime = _bufferlist[i].FrameMetadata.DriverFrameFirstPacketTime;
                 var frameTime = _MF.RecodingTime.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}.{_MF.Setting.ImageTypeL}";
+                var fileName = $"{_CamID}_{strSampleTime}.{_MF.Setting.FrameType}";
                 var filePath = Path.Combine(outDir2, fileName);
                 try {
-                    switch (_MF.Setting.ImageType) {
-                    case "JPG":
+                    switch (_MF.Setting.FrameType) {
+                    case "jpg":
                         FrameExtensions.SaveAsJpeg(_bufferlist[i], filePath, JPEG_QUALITY);
                         break;
-                    case "BMP":
+                    case "bmp":
                         FrameExtensions.SaveAsBitmap(_bufferlist[i], filePath);
                         break;
-                    case "TIFF":
+                    case "tif":
                         FrameExtensions.SaveAsTiff(_bufferlist[i], filePath);
                         break;
                     }
diff --git a/ISCamRecorder/MainForm.cs b/ISCamRecorder/MainForm.cs
index 82da567..9b6d7e2 100644
--- a/ISCamRecorder/MainForm.cs
+++ b/ISCamRecorder/MainForm.cs
@@ -221,6 +221,7 @@
                 TxtCounter.ReadOnly = true;
                 break;
             }
+            BtnSnapImage.Text = $"{ButtonSymbol(Setting.ACTION.image)}撮影";
         }
 
         /// <summary>
@@ -237,7 +238,6 @@
             Setting.ShowDialog();
 
             this.UpdateStateLabel();
-            BtnSnapImage.Text = $"{ButtonSymbol(Setting.ACTION.image)}撮影";
             if (Setting.SWTrigger != lastTriggerSetting) {
                 _Cameras.ForEach(c => c.SetTriggerMode(Setting.SWTrigger));
             }
diff --git a/ISCamRecorder/Setting.Designer.cs b/ISCamRecorder/Setting.Designer.cs
index 94e974f..7ac344e 100644
--- a/ISCamRecorder/Setting.Designer.cs
+++ b/ISCamRecorder/Setting.Designer.cs
@@ -60,6 +60,8 @@
             this.ChkSnapLeft = new System.Windows.Forms.CheckBox();
             this.ChkSnapTop = new System.Windows.Forms.CheckBox();
             this.label10 = new System.Windows.Forms.Label();
+            this.CboFrameType = new System.Windows.Forms.ComboBox();
+            this.label11 = new System.Windows.Forms.Label();
             this.groupBox1.SuspendLayout();
             this.panel1.SuspendLayout();
             this.groupBox2.SuspendLayout();
@@ -77,9 +79,11 @@
             // 
             // TxtOutputDir
             // 
+            this.TxtOutputDir.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
             this.TxtOutputDir.Location = new System.Drawing.Point(53, 69);
             this.TxtOutputDir.Name = "TxtOutputDir";
-            this.TxtOutputDir.Size = new System.Drawing.Size(239, 19);
+            this.TxtOutputDir.Size = new System.Drawing.Size(274, 19);
             this.TxtOutputDir.TabIndex = 15;
             // 
             // groupBox1
@@ -92,7 +96,7 @@
             this.groupBox1.Controls.Add(this.TxtOutputDir);
             this.groupBox1.Location = new System.Drawing.Point(10, 12);
             this.groupBox1.Name = "groupBox1";
-            this.groupBox1.Size = new System.Drawing.Size(308, 145);
+            this.groupBox1.Size = new System.Drawing.Size(343, 145);
             this.groupBox1.TabIndex = 17;
             this.groupBox1.TabStop = false;
             this.groupBox1.Text = "全体設定";
@@ -104,38 +108,38 @@
             this.panel1.Controls.Add(this.RadSwitchMovie);
             this.panel1.Location = new System.Drawing.Point(5, 22);
             this.panel1.Name = "panel1";
-            this.panel1.Size = new System.Drawing.Size(229, 30);
+            this.panel1.Size = new System.Drawing.Size(288, 30);
             this.panel1.TabIndex = 20;
             // 
             // label8
             // 
             this.label8.AutoSize = true;
-            this.label8.Location = new System.Drawing.Point(3, 9);
+            this.label8.Location = new System.Drawing.Point(8, 9);
             this.label8.Name = "label8";
-            this.label8.Size = new System.Drawing.Size(56, 12);
+            this.label8.Size = new System.Drawing.Size(80, 12);
             this.label8.TabIndex = 0;
-            this.label8.Text = "ボタン連動";
+            this.label8.Text = "外部ボタン連動";
             // 
             // RadSwitchImage
             // 
             this.RadSwitchImage.AutoSize = true;
-            this.RadSwitchImage.Location = new System.Drawing.Point(142, 7);
+            this.RadSwitchImage.Location = new System.Drawing.Point(192, 7);
             this.RadSwitchImage.Name = "RadSwitchImage";
-            this.RadSwitchImage.Size = new System.Drawing.Size(47, 16);
+            this.RadSwitchImage.Size = new System.Drawing.Size(83, 16);
             this.RadSwitchImage.TabIndex = 37;
-            this.RadSwitchImage.Text = "撮影";
+            this.RadSwitchImage.Text = "静止画撮影";
             this.RadSwitchImage.UseVisualStyleBackColor = true;
             // 
             // RadSwitchMovie
             // 
             this.RadSwitchMovie.AutoSize = true;
             this.RadSwitchMovie.Checked = true;
-            this.RadSwitchMovie.Location = new System.Drawing.Point(75, 7);
+            this.RadSwitchMovie.Location = new System.Drawing.Point(107, 7);
             this.RadSwitchMovie.Name = "RadSwitchMovie";
-            this.RadSwitchMovie.Size = new System.Drawing.Size(47, 16);
+            this.RadSwitchMovie.Size = new System.Drawing.Size(71, 16);
             this.RadSwitchMovie.TabIndex = 36;
             this.RadSwitchMovie.TabStop = true;
-            this.RadSwitchMovie.Text = "録画";
+            this.RadSwitchMovie.Text = "映像録画";
             this.RadSwitchMovie.UseVisualStyleBackColor = true;
             // 
             // label4
@@ -169,16 +173,16 @@
             // 
             // CboImageType
             // 
+            this.CboImageType.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
             this.CboImageType.FormattingEnabled = true;
             this.CboImageType.Items.AddRange(new object[] {
             "JPG",
             "BMP",
-            "TIFF"});
+            "TIF"});
             this.CboImageType.Location = new System.Drawing.Point(70, 55);
             this.CboImageType.Name = "CboImageType";
             this.CboImageType.Size = new System.Drawing.Size(52, 20);
             this.CboImageType.TabIndex = 23;
-            this.CboImageType.Text = "JPG";
             // 
             // label7
             // 
@@ -213,6 +217,8 @@
             // 
             // groupBox2
             // 
+            this.groupBox2.Controls.Add(this.CboFrameType);
+            this.groupBox2.Controls.Add(this.label11);
             this.groupBox2.Controls.Add(this.LblAvailableMemory);
             this.groupBox2.Controls.Add(this.LblRecodingMemory);
             this.groupBox2.Controls.Add(this.label2);
@@ -229,7 +235,7 @@
             this.groupBox2.Controls.Add(this.label9);
             this.groupBox2.Location = new System.Drawing.Point(10, 177);
             this.groupBox2.Name = "groupBox2";
-            this.groupBox2.Size = new System.Drawing.Size(308, 122);
+            this.groupBox2.Size = new System.Drawing.Size(343, 156);
             this.groupBox2.TabIndex = 20;
             this.groupBox2.TabStop = false;
             this.groupBox2.Text = "映像録画設定";
@@ -238,7 +244,7 @@
             // 
             this.LblAvailableMemory.AutoSize = true;
             this.LblAvailableMemory.Font = new System.Drawing.Font("ＭＳ ゴシック", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(128)));
-            this.LblAvailableMemory.Location = new System.Drawing.Point(154, 74);
+            this.LblAvailableMemory.Location = new System.Drawing.Point(154, 80);
             this.LblAvailableMemory.Name = "LblAvailableMemory";
             this.LblAvailableMemory.Size = new System.Drawing.Size(89, 12);
             this.LblAvailableMemory.TabIndex = 54;
@@ -248,7 +254,7 @@
             // 
             this.LblRecodingMemory.AutoSize = true;
             this.LblRecodingMemory.Font = new System.Drawing.Font("ＭＳ ゴシック", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(128)));
-            this.LblRecodingMemory.Location = new System.Drawing.Point(154, 96);
+            this.LblRecodingMemory.Location = new System.Drawing.Point(154, 102);
             this.LblRecodingMemory.Name = "LblRecodingMemory";
             this.LblRecodingMemory.Size = new System.Drawing.Size(89, 12);
             this.LblRecodingMemory.TabIndex = 53;
@@ -257,7 +263,7 @@
             // label2
             // 
             this.label2.AutoSize = true;
-            this.label2.Location = new System.Drawing.Point(128, 96);
+            this.label2.Location = new System.Drawing.Point(128, 102);
             this.label2.Name = "label2";
             this.label2.Size = new System.Drawing.Size(17, 12);
             this.label2.TabIndex = 52;
@@ -266,7 +272,7 @@
             // label1
             // 
             this.label1.AutoSize = true;
-            this.label1.Location = new System.Drawing.Point(13, 96);
+            this.label1.Location = new System.Drawing.Point(13, 102);
             this.label1.Name = "label1";
             this.label1.Size = new System.Drawing.Size(77, 12);
             this.label1.TabIndex = 51;
@@ -274,7 +280,7 @@
             // 
             // TxtRecodingDulation
             // 
-            this.TxtRecodingDulation.Location = new System.Drawing.Point(90, 93);
+            this.TxtRecodingDulation.Location = new System.Drawing.Point(90, 99);
             this.TxtRecodingDulation.Name = "TxtRecodingDulation";
             this.TxtRecodingDulation.Size = new System.Drawing.Size(32, 19);
             this.TxtRecodingDulation.TabIndex = 50;
@@ -283,7 +289,7 @@
             // 
             // TxtMovieRate
             // 
-            this.TxtMovieRate.Location = new System.Drawing.Point(68, 58);
+            this.TxtMovieRate.Location = new System.Drawing.Point(68, 126);
             this.TxtMovieRate.Name = "TxtMovieRate";
             this.TxtMovieRate.Size = new System.Drawing.Size(40, 19);
             this.TxtMovieRate.TabIndex = 49;
@@ -293,7 +299,7 @@
             // label5
             // 
             this.label5.AutoSize = true;
-            this.label5.Location = new System.Drawing.Point(13, 61);
+            this.label5.Location = new System.Drawing.Point(13, 129);
             this.label5.Name = "label5";
             this.label5.Size = new System.Drawing.Size(56, 12);
             this.label5.TabIndex = 48;
@@ -302,7 +308,7 @@
             // label6
             // 
             this.label6.AutoSize = true;
-            this.label6.Location = new System.Drawing.Point(114, 61);
+            this.label6.Location = new System.Drawing.Point(114, 129);
             this.label6.Name = "label6";
             this.label6.Size = new System.Drawing.Size(29, 12);
             this.label6.TabIndex = 47;
@@ -377,9 +383,9 @@
             this.groupBox3.Controls.Add(this.ChkSnapTop);
             this.groupBox3.Controls.Add(this.label7);
             this.groupBox3.Controls.Add(this.label10);
-            this.groupBox3.Location = new System.Drawing.Point(10, 314);
+            this.groupBox3.Location = new System.Drawing.Point(10, 351);
             this.groupBox3.Name = "groupBox3";
-            this.groupBox3.Size = new System.Drawing.Size(308, 122);
+            this.groupBox3.Size = new System.Drawing.Size(343, 97);
             this.groupBox3.TabIndex = 21;
             this.groupBox3.TabStop = false;
             this.groupBox3.Text = "静止画撮影設定";
@@ -443,6 +449,28 @@
             this.label10.TabIndex = 47;
             this.label10.Text = "撮影カメラ";
             // 
+            // CboFrameType
+            // 
+            this.CboFrameType.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
+            this.CboFrameType.FormattingEnabled = true;
+            this.CboFrameType.Items.AddRange(new object[] {
+            "JPG",
+            "BMP",
+            "TIF"});
+            this.CboFrameType.Location = new System.Drawing.Point(72, 58);
+            this.CboFrameType.Name = "CboFrameType";
+            this.CboFrameType.Size = new System.Drawing.Size(52, 20);
+            this.CboFrameType.TabIndex = 56;
+            // 
+            // label11
+            // 
+            this.label11.AutoSize = true;
+            this.label11.Location = new System.Drawing.Point(13, 61);
+            this.label11.Name = "label11";
+            this.label11.Size = new System.Drawing.Size(53, 12);
+            this.label11.TabIndex = 55;
+            this.label11.Text = "画像形式";
+            // 
             // Setting
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
@@ -511,5 +539,7 @@
         private System.Windows.Forms.CheckBox ChkSnapLeft;
         private System.Windows.Forms.CheckBox ChkSnapTop;
         private System.Windows.Forms.Label label10;
+        private System.Windows.Forms.ComboBox CboFrameType;
+        private System.Windows.Forms.Label label11;
     }
 }
\ No newline at end of file
diff --git a/ISCamRecorder/Setting.cs b/ISCamRecorder/Setting.cs
index f3feb97..5d8c6a6 100644
--- a/ISCamRecorder/Setting.cs
+++ b/ISCamRecorder/Setting.cs
@@ -13,8 +13,8 @@
 
         public enum ACTION { movie, image}
         public string SaveDir { get; private set; }
-        public string ImageType { get; private set; }
-        public string ImageTypeL { get { return ImageType.ToLower(); } }
+        public string ImageType { get; private set; }   // フォーム表示は大文字，変数は小文字で記録
+        public string FrameType { get; private set; }   // フォーム表示は大文字，変数は小文字で記録
         public int MovieRate { get; private set; }
         public float RecodingLimit { get; private set; }
         public bool SWTrigger { get; private set; }
@@ -29,7 +29,8 @@
         /// </summary>
         public Setting() {
             InitializeComponent();
-            ImageType = "JPG";
+            ImageType = "jpg";
+            FrameType = "tif";
             SWTrigger = false;
             SWTriggerFPS = 40F;
             ButtonAction = ACTION.movie;
@@ -42,7 +43,7 @@
 #else
             SaveDir = @"D:\Data";
             RecodingLimit = 30F;
-            MovieRate = 3000;
+            MovieRate = 5000;
 #endif
         }
 
@@ -53,7 +54,8 @@
         /// <param name="e"></param>
         private void Setting_Activated(object sender, EventArgs e) {
             TxtOutputDir.Text = SaveDir;
-            CboImageType.Text = ImageType;
+            CboImageType.SelectedItem = ImageType.ToUpper();
+            CboFrameType.SelectedItem = FrameType.ToUpper();
             TxtMovieRate.Text = MovieRate.ToString();
             TxtRecodingDulation.Text = RecodingLimit.ToString("0.0");
             ChkTrigger.Checked = SWTrigger;
@@ -80,7 +82,8 @@
         /// <param name="e"></param>
         private void BtnApply_Click(object sender, EventArgs e) {
             SaveDir = TxtOutputDir.Text;
-            ImageType = CboImageType.Text;
+            ImageType = CboImageType.Text.ToLower();
+            FrameType = CboFrameType.Text.ToLower();
             MovieRate = int.Parse(TxtMovieRate.Text);
             RecodingLimit = float.Parse(TxtRecodingDulation.Text);
             SWTrigger = ChkTrigger.Checked;