diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/A8SDK.cs b/Windows/CS/Framework4.0/Toprie/Toprie/A8SDK.cs
index 9096ad8..df57999 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/A8SDK.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/A8SDK.cs
@@ -652,6 +652,18 @@ namespace JoyD.Windows.CS.Toprie
             v8Instance.SetImageMode(mode);
         }
 
+        // 获取视频模式
+        public int GetVideoMode()
+        {
+            return v8Instance.GetVideoMode();
+        }
+
+        // 设置视频模式
+        public void SetVideoMode(int mode)
+        {
+            v8Instance.SetVideoMode(mode);
+        }
+
         // 获取图像数据
         public byte[] GetImageData()
         {
diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/Camera.Designer.cs b/Windows/CS/Framework4.0/Toprie/Toprie/Camera.Designer.cs
index 7cba02f..12526d9 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/Camera.Designer.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/Camera.Designer.cs
@@ -1,4 +1,4 @@
-namespace JoyD.Windows.CS.Toprie
+namespace JoyD.Windows.CS.Toprie
 {
     partial class Camera
     {
@@ -18,6 +18,14 @@
             this.components = new System.ComponentModel.Container();
             this.imageBox = new System.Windows.Forms.PictureBox();
             this.contextMenuStrip1 = new System.Windows.Forms.ContextMenuStrip(this.components);
+            this.imageModeToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.thermalModeToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.visibleModeToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.fusionMode1ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.fusionMode2ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.fusionMode3ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.fusionMode4ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.fusionMode5ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.colorModeToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.whiteHotToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.blackHotToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
@@ -45,9 +53,73 @@
             // contextMenuStrip1
             // 
             this.contextMenuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
+            this.imageModeToolStripMenuItem,
             this.colorModeToolStripMenuItem});
             this.contextMenuStrip1.Name = "contextMenuStrip1";
-            this.contextMenuStrip1.Size = new System.Drawing.Size(161, 48);
+            this.contextMenuStrip1.Size = new System.Drawing.Size(161, 74);
+            // 
+            // imageModeToolStripMenuItem
+            // 
+            this.imageModeToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
+            this.thermalModeToolStripMenuItem,
+            this.visibleModeToolStripMenuItem,
+            this.fusionMode1ToolStripMenuItem,
+            this.fusionMode2ToolStripMenuItem,
+            this.fusionMode3ToolStripMenuItem,
+            this.fusionMode4ToolStripMenuItem,
+            this.fusionMode5ToolStripMenuItem});
+            this.imageModeToolStripMenuItem.Name = "imageModeToolStripMenuItem";
+            this.imageModeToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
+            this.imageModeToolStripMenuItem.Text = "图像模式";
+            // 
+            // thermalModeToolStripMenuItem
+            // 
+            this.thermalModeToolStripMenuItem.Name = "thermalModeToolStripMenuItem";
+            this.thermalModeToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
+            this.thermalModeToolStripMenuItem.Text = "红外模式";
+            this.thermalModeToolStripMenuItem.Click += new System.EventHandler(this.thermalModeToolStripMenuItem_Click);
+            // 
+            // visibleModeToolStripMenuItem
+            // 
+            this.visibleModeToolStripMenuItem.Name = "visibleModeToolStripMenuItem";
+            this.visibleModeToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
+            this.visibleModeToolStripMenuItem.Text = "自然模式";
+            this.visibleModeToolStripMenuItem.Click += new System.EventHandler(this.visibleModeToolStripMenuItem_Click);
+            // 
+            // fusionMode1ToolStripMenuItem
+            // 
+            this.fusionMode1ToolStripMenuItem.Name = "fusionMode1ToolStripMenuItem";
+            this.fusionMode1ToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
+            this.fusionMode1ToolStripMenuItem.Text = "融合模式1";
+            this.fusionMode1ToolStripMenuItem.Click += new System.EventHandler(this.fusionMode1ToolStripMenuItem_Click);
+            // 
+            // fusionMode2ToolStripMenuItem
+            // 
+            this.fusionMode2ToolStripMenuItem.Name = "fusionMode2ToolStripMenuItem";
+            this.fusionMode2ToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
+            this.fusionMode2ToolStripMenuItem.Text = "融合模式2";
+            this.fusionMode2ToolStripMenuItem.Click += new System.EventHandler(this.fusionMode2ToolStripMenuItem_Click);
+            // 
+            // fusionMode3ToolStripMenuItem
+            // 
+            this.fusionMode3ToolStripMenuItem.Name = "fusionMode3ToolStripMenuItem";
+            this.fusionMode3ToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
+            this.fusionMode3ToolStripMenuItem.Text = "融合模式3";
+            this.fusionMode3ToolStripMenuItem.Click += new System.EventHandler(this.fusionMode3ToolStripMenuItem_Click);
+            // 
+            // fusionMode4ToolStripMenuItem
+            // 
+            this.fusionMode4ToolStripMenuItem.Name = "fusionMode4ToolStripMenuItem";
+            this.fusionMode4ToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
+            this.fusionMode4ToolStripMenuItem.Text = "融合模式4";
+            this.fusionMode4ToolStripMenuItem.Click += new System.EventHandler(this.fusionMode4ToolStripMenuItem_Click);
+            // 
+            // fusionMode5ToolStripMenuItem
+            // 
+            this.fusionMode5ToolStripMenuItem.Name = "fusionMode5ToolStripMenuItem";
+            this.fusionMode5ToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
+            this.fusionMode5ToolStripMenuItem.Text = "融合模式5";
+            this.fusionMode5ToolStripMenuItem.Click += new System.EventHandler(this.fusionMode5ToolStripMenuItem_Click);
             // 
             // colorModeToolStripMenuItem
             // 
@@ -149,5 +221,13 @@
         private System.Windows.Forms.ToolStripMenuItem ironGrayToolStripMenuItem;
         private System.Windows.Forms.ToolStripMenuItem redHotToolStripMenuItem;
         private System.Windows.Forms.ToolStripMenuItem rainbow2ToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem imageModeToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem thermalModeToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem visibleModeToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem fusionMode1ToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem fusionMode2ToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem fusionMode3ToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem fusionMode4ToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem fusionMode5ToolStripMenuItem;
     }
 }
diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/Camera.cs b/Windows/CS/Framework4.0/Toprie/Toprie/Camera.cs
index 5fa9365..635c09b 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/Camera.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/Camera.cs
@@ -977,7 +977,16 @@ namespace JoyD.Windows.CS.Toprie
         {
             try
             {
-                // 首先清除所有菜单项的选中状态
+                // 清除视频模式菜单项的选中状态
+                thermalModeToolStripMenuItem.Checked = false;
+                visibleModeToolStripMenuItem.Checked = false;
+                fusionMode1ToolStripMenuItem.Checked = false;
+                fusionMode2ToolStripMenuItem.Checked = false;
+                fusionMode3ToolStripMenuItem.Checked = false;
+                fusionMode4ToolStripMenuItem.Checked = false;
+                fusionMode5ToolStripMenuItem.Checked = false;
+                
+                // 清除色彩模式菜单项的选中状态
                 whiteHotToolStripMenuItem.Checked = false;
                 blackHotToolStripMenuItem.Checked = false;
                 ironRedToolStripMenuItem.Checked = false;
@@ -1028,6 +1037,40 @@ namespace JoyD.Windows.CS.Toprie
                     {
                         Console.WriteLine("获取当前色彩模式失败: " + ex.Message);
                     }
+                    
+                    // 更新视频模式菜单项的选中状态
+                    try
+                    {
+                        int currentMode = _deviceManager.GetCurrentVideoMode();
+                        switch (currentMode)
+                        {
+                            case 0:
+                                thermalModeToolStripMenuItem.Checked = true;
+                                break;
+                            case 1:
+                                visibleModeToolStripMenuItem.Checked = true;
+                                break;
+                            case 2:
+                                fusionMode1ToolStripMenuItem.Checked = true;
+                                break;
+                            case 3:
+                                fusionMode2ToolStripMenuItem.Checked = true;
+                                break;
+                            case 4:
+                                fusionMode3ToolStripMenuItem.Checked = true;
+                                break;
+                            case 5:
+                                fusionMode4ToolStripMenuItem.Checked = true;
+                                break;
+                            case 6:
+                                fusionMode5ToolStripMenuItem.Checked = true;
+                                break;
+                        }
+                    }
+                    catch (Exception ex)
+                    {
+                        Console.WriteLine("获取当前视频模式失败: " + ex.Message);
+                    }
                 }
             }
             catch (Exception ex)
@@ -1192,6 +1235,150 @@ namespace JoyD.Windows.CS.Toprie
 
         #endregion
 
+        #region 视频模式切换方法
+
+        /// <summary>
+        /// 红外模式
+        /// </summary>
+        private void thermalModeToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                if (_deviceManager != null)
+                {
+                    Console.WriteLine("切换到红外模式");
+                    _deviceManager.SetVideoMode(0);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("切换到红外模式失败: " + ex.Message);
+                ShowError("切换到红外模式失败");
+            }
+        }
+
+        /// <summary>
+        /// 自然模式
+        /// </summary>
+        private void visibleModeToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                if (_deviceManager != null)
+                {
+                    Console.WriteLine("切换到自然模式");
+                    _deviceManager.SetVideoMode(1);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("切换到自然模式失败: " + ex.Message);
+                ShowError("切换到自然模式失败");
+            }
+        }
+
+        /// <summary>
+        /// 融合模式1
+        /// </summary>
+        private void fusionMode1ToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                if (_deviceManager != null)
+                {
+                    Console.WriteLine("切换到融合模式1");
+                    _deviceManager.SetVideoMode(2);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("切换到融合模式1失败: " + ex.Message);
+                ShowError("切换到融合模式1失败");
+            }
+        }
+
+        /// <summary>
+        /// 融合模式2
+        /// </summary>
+        private void fusionMode2ToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                if (_deviceManager != null)
+                {
+                    Console.WriteLine("切换到融合模式2");
+                    _deviceManager.SetVideoMode(3);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("切换到融合模式2失败: " + ex.Message);
+                ShowError("切换到融合模式2失败");
+            }
+        }
+
+        /// <summary>
+        /// 融合模式3
+        /// </summary>
+        private void fusionMode3ToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                if (_deviceManager != null)
+                {
+                    Console.WriteLine("切换到融合模式3");
+                    _deviceManager.SetVideoMode(4);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("切换到融合模式3失败: " + ex.Message);
+                ShowError("切换到融合模式3失败");
+            }
+        }
+
+        /// <summary>
+        /// 融合模式4
+        /// </summary>
+        private void fusionMode4ToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                if (_deviceManager != null)
+                {
+                    Console.WriteLine("切换到融合模式4");
+                    _deviceManager.SetVideoMode(5);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("切换到融合模式4失败: " + ex.Message);
+                ShowError("切换到融合模式4失败");
+            }
+        }
+
+        /// <summary>
+        /// 融合模式5
+        /// </summary>
+        private void fusionMode5ToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                if (_deviceManager != null)
+                {
+                    Console.WriteLine("切换到融合模式5");
+                    _deviceManager.SetVideoMode(6);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("切换到融合模式5失败: " + ex.Message);
+                ShowError("切换到融合模式5失败");
+            }
+        }
+
+        #endregion
+
         /// <summary>
         /// 清理资源
         /// </summary>
diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/DeviceManager.cs b/Windows/CS/Framework4.0/Toprie/Toprie/DeviceManager.cs
index 3bbbb09..fb40335 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/DeviceManager.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/DeviceManager.cs
@@ -2229,6 +2229,98 @@ namespace JoyD.Windows.CS.Toprie
             CurrentImageMode = mode;
         }
 
+        /// <summary>
+        /// 设置视频模式
+        /// </summary>
+        /// <param name="videoMode">视频模式（0:红外，1:自然，2-6:融合模式1-5）</param>
+        public void SetVideoMode(int videoMode)
+        {
+            // 验证参数范围
+            if (videoMode < 0 || videoMode > 6)
+            {
+                throw new ArgumentOutOfRangeException("videoMode", "视频模式必须在0-6范围内");
+            }
+
+            // 调用SDK设置视频模式
+            SendVideoModeCommand(videoMode);
+        }
+
+        /// <summary>
+        /// 获取当前视频模式
+        /// </summary>
+        /// <returns>当前视频模式值（0-6）</returns>
+        public int GetCurrentVideoMode()
+        {
+            lock (_sdkOperationLock)
+            {
+                // 验证连接状态
+                if (_connectionStatus != ConnectionStatus.Connected || _a8Sdk == null)
+                {
+                    throw new InvalidOperationException("设备未连接");
+                }
+
+                // 调用SDK获取视频模式
+                return _a8Sdk.GetVideoMode();
+            }
+        }
+
+        /// <summary>
+        /// 发送视频模式变更命令到设备
+        /// </summary>
+        /// <param name="videoMode">视频模式值</param>
+        private void SendVideoModeCommand(int videoMode)
+        {
+            lock (_sdkOperationLock)
+            {
+                const int maxRetries = 3;
+                const int retryDelayMs = 100;
+
+                for (int attempt = 0; attempt < maxRetries; attempt++)
+                {
+                    try
+                    {
+                        // 检查对象状态和连接状态
+                        if (_a8Sdk == null || _connectionStatus != ConnectionStatus.Connected)
+                        {
+                            Log($"视频模式切换失败: {(attempt > 0 ? "重试中" : "")}SDK实例为空或设备未连接");
+                            Thread.Sleep(retryDelayMs);
+                            continue;
+                        }
+
+                        // 调用SDK设置视频模式
+                        _a8Sdk.SetVideoMode(videoMode);
+
+                        // 短暂延迟，确保设置生效
+                        Thread.Sleep(50);
+
+                        // 简单验证：尝试读取视频模式确认设置成功
+                        int currentMode = _a8Sdk.GetVideoMode();
+                        if (currentMode == videoMode)
+                        {
+                            Log($"视频模式切换成功，当前模式: {videoMode}");
+                            return;
+                        }
+                        else
+                        {
+                            Log($"视频模式验证失败，期望: {videoMode}，实际: {currentMode}");
+                        }
+                    }
+                    catch (Exception ex)
+                    {
+                        Log($"视频模式切换异常 (尝试 {attempt + 1}/{maxRetries}): {ex.Message}");
+                    }
+
+                    // 重试前短暂延迟
+                    if (attempt < maxRetries - 1)
+                    {
+                        Thread.Sleep(retryDelayMs);
+                    }
+                }
+
+                throw new Exception($"视频模式切换失败，已重试 {maxRetries} 次");
+            }
+        }
+
         // 用于保护SDK操作的线程锁
         private readonly object _sdkOperationLock = new object();
         
diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/V8.cs b/Windows/CS/Framework4.0/Toprie/Toprie/V8.cs
index 076db3b..3d9a0e3 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/V8.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/V8.cs
@@ -35,6 +35,7 @@ namespace JoyD.Windows.CS.Toprie
             SET_AUTO_SHUTTER = 1,  // 保持为1，不要与其他命令冲突
             SET_MIRROR_VIDEO = 3,
             SET_VIDEO_MODE = 4,
+            GET_VIDEO_MODE = 28,
             SET_AREA_POS = 5,
             SET_SPOT_POS = 6,
             SET_LINE_POS = 7,
@@ -2247,6 +2248,33 @@ namespace JoyD.Windows.CS.Toprie
             }
         }
 
+        // 获取视频模式
+        public int GetVideoMode()
+        {
+            try
+            {
+                return Video_mode;
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"获取视频模式失败: {ex.Message}");
+                return 0;
+            }
+        }
+
+        // 设置视频模式
+        public void SetVideoMode(int mode)
+        {
+            try
+            {
+                Video_mode = mode;
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"设置视频模式失败: {ex.Message}");
+            }
+        }
+
         // 新增方法：获取图像数据
         public byte[] GetImageData()
         {