diff --git a/docs/G139-239.txt b/docs/G139-239.txt
index 92aa1b2..f45fae2 100644
--- a/docs/G139-239.txt
+++ b/docs/G139-239.txt
@@ -1,7 +1,7 @@
 {
 	"global": {
 		"device_type": "G139-G239",
-		"option_count": 78
+		"option_count": 79
 	},
 	"restore": {
 		"cat": "base",
@@ -1197,6 +1197,22 @@
 		"size": 4,
 		"depend_and": ["page!=单面", "!=对折", "direction!=自动文本方向识别°"]
 	},
+	"is-lens-dirty": {
+		"cat": "base",
+		"readonly": false,
+		"affect": 0,
+		"group": "feeder",
+		"visible": true,
+		"field": "Common",
+		"pos": 0,
+		"unit": "None",
+		"title": "镜头脏污检测",
+		"desc": "检测镜头是否脏污",
+		"type": "bool",
+		"cur": true,
+		"default": true,
+		"size": 4
+	},
 	"is-ultrosonic": {
 		"cat": "base",
 		"readonly": false,
diff --git a/tools/apps/hgjson/hgjsonDlg.cpp b/tools/apps/hgjson/hgjsonDlg.cpp
index 74f160c..d132917 100644
--- a/tools/apps/hgjson/hgjsonDlg.cpp
+++ b/tools/apps/hgjson/hgjsonDlg.cpp
@@ -5951,6 +5951,7 @@ struct
 			, {SANE_STD_OPT_NAME_COLOR_CORRECTION	   , OPTION_TITLE_SPJZ}
 			, {SANE_STD_OPT_NAME_WAIT_SCAN_EXIT		   , OPTION_TITLE_DZSMTCSJ}
 			, {SANE_STD_OPT_NAME_DISCARDBLANK		   , OPTION_TITLE_TGKBY}
+			, {SANE_STD_OPT_NAME_LENS_DIRTY			   , OPTION_TITLE_JTZWJC}
 },
 g_discard[] = { {SANE_STD_OPT_NAME_REVERSE_01		   , "\351\273\221\347\231\275\345\233\276\345\203\217\345\217\215\350\211\262\350\276\223\345\207\272\357\274\210\346\255\243\345\270\270\351\242\234\350\211\262\344\270\272\357\274\2320-\351\273\221\350\211\262\357\274\2331-\347\231\275\350\211\262\357\274\211"}	// �ڰ�ͼ��ɫ�����������ɫΪ��0-��ɫ��1-��ɫ��
 			,   {SANE_STD_OPT_NAME_FILTER              , "\347\201\260\345\272\246\346\210\226\351\273\221\347\231\275\345\233\276\345\203\217 - \351\231\244\350\211\262"}																																						// �ҶȻ�ڰ�ͼ�� - ��ɫ
diff --git a/tools/solution/Release/hgjson.exe b/tools/solution/Release/hgjson.exe
index 4da1e3a..f956b62 100644
Binary files a/tools/solution/Release/hgjson.exe and b/tools/solution/Release/hgjson.exe differ