diff --git a/samples/ctrl_auto_exposure.cc b/samples/ctrl_auto_exposure.cc
index 911c86b..0df8a43 100644
--- a/samples/ctrl_auto_exposure.cc
+++ b/samples/ctrl_auto_exposure.cc
@@ -66,11 +66,11 @@ int main(int argc, char *argv[]) {
 
     // max_gain: range [0,255], default 8
     api->SetOptionValue(Option::MAX_GAIN, 8);
-    // max_exposure_time: range [0,1000], default 333
+    // max_exposure_time: range [0,655], default 333
     api->SetOptionValue(Option::MAX_EXPOSURE_TIME, 333);
     // desired_brightness: range [1,255], default 122
     api->SetOptionValue(Option::DESIRED_BRIGHTNESS, 122);
-    // min_exposure_time: range [0,1000], default 0
+    // min_exposure_time: range [0,655], default 0
     api->SetOptionValue(Option::MIN_EXPOSURE_TIME, 0);
 
     LOG(INFO) << "Enable auto-exposure";
diff --git a/wrappers/ros/src/mynt_eye_ros_wrapper/config/device/standard2.yaml b/wrappers/ros/src/mynt_eye_ros_wrapper/config/device/standard2.yaml
index 96e0821..2f5a45d 100644
--- a/wrappers/ros/src/mynt_eye_ros_wrapper/config/device/standard2.yaml
+++ b/wrappers/ros/src/mynt_eye_ros_wrapper/config/device/standard2.yaml
@@ -45,7 +45,7 @@ standard2/max_exposure_time: -1
 standard2/desired_brightness: -1
 # standard2/desired_brightness: 122
 
-# standard2/min_exposure_time range: [0,1000]
+# standard2/min_exposure_time range: [0,655]
 standard2/min_exposure_time: -1
 # standard2/min_exposure_time: 0
 
@@ -87,7 +87,7 @@ standard210a/max_exposure_time: -1
 standard210a/desired_brightness: -1
 # standard210a/desired_brightness: 122
 
-# standard210a/min_exposure_time range: [0,1000]
+# standard210a/min_exposure_time range: [0,655]
 standard210a/min_exposure_time: -1
 # standard210a/min_exposure_time: 0
 
@@ -133,7 +133,7 @@ standard200b/max_exposure_time: -1
 standard200b/desired_brightness: -1
 # standard200b/desired_brightness: 122
 
-# standard200b/min_exposure_time range: [0,1000]
+# standard200b/min_exposure_time range: [0,655]
 standard200b/min_exposure_time: -1
 # standard200b/min_exposure_time: 0