diff --git a/src/pentaxmn.cpp b/src/pentaxmn.cpp
index 79e173ac..e10289e7 100644
--- a/src/pentaxmn.cpp
+++ b/src/pentaxmn.cpp
@@ -1157,6 +1157,15 @@ namespace Exiv2 {
 		return result;
     }
 
+    static long getKeyLong(const std::string& key,const ExifData* metadata)
+    {
+		long result = -1;
+		if ( metadata->findKey(ExifKey(key)) != metadata->end() ) {
+			result = (long) metadata->findKey(ExifKey(key))->toFloat(0);
+		}
+		return result;
+    }
+
     std::ostream& resolveLens0x32c(std::ostream& os, const Value& value,
                                                  const ExifData* metadata)
     {
@@ -1165,11 +1174,14 @@ namespace Exiv2 {
             unsigned long index     = 0;
 
             std::string model       = getKeyString("Exif.Image.Model"      ,metadata);
-            std::string focalLength = getKeyString("Exif.Photo.FocalLength",metadata);
+            long        focalLength = getKeyLong  ("Exif.Photo.FocalLength",metadata);
+            bool        bFL10_20    = 10 <= focalLength && focalLength <= 20;
+            bool        bK10D_K3    = model.find("PENTAX K10D") != std::string::npos
+                                   || model.find("PENTAX K-3")  != std::string::npos
+                                    ;
 
             // std::cout << "model,focalLength = " << model << "," << focalLength << std::endl;
-
-            if ( model.find("PENTAX K10D") != std::string::npos && focalLength == "1700/100" ) index = 1;
+            if ( bFL10_20 && bK10D_K3 ) index = 1;
 
             if ( index > 0 )  {
                 const TagDetails* td = find(pentaxLensType, lensID);
diff --git a/test/bugfixes-test.sh b/test/bugfixes-test.sh
index f0bcae71..24e3311f 100755
--- a/test/bugfixes-test.sh
+++ b/test/bugfixes-test.sh
@@ -448,12 +448,12 @@ source ./functions.source
 	runTest exiv2 -PkV --grep GPSL http://dev.exiv2.org/attachments/download/805/DSC_7154.jpg | runTest exiv2 -m- $filename
 	runTest exiv2 -pa $filename
 
-	for num in 1140 1144; do
+	for num in 1140 1144a 1144b 1144c 1144d 1144e 1144f 1144g  ; do
 	  filename=exiv2-bug$num.exv
 	  printf "$num " >&3
 	  echo '------>' Bug $num '<-------' >&2
 	  copyTestFile                        $filename
-	  runTest exiv2 -pv -g Lens           $filename
+	  runTest exiv2 -pa -g Lens           $filename
 	done
 
 
diff --git a/test/data/bugfixes-test.out b/test/data/bugfixes-test.out
index a081f48b..23e74edc 100644
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diff --git a/test/data/exiv2-bug1144.exv b/test/data/exiv2-bug1144a.exv
similarity index 100%
rename from test/data/exiv2-bug1144.exv
rename to test/data/exiv2-bug1144a.exv
diff --git a/test/data/exiv2-bug1144b.exv b/test/data/exiv2-bug1144b.exv
new file mode 100644
index 00000000..33342265
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diff --git a/test/data/exiv2-bug1144c.exv b/test/data/exiv2-bug1144c.exv
new file mode 100644
index 00000000..7b3cb0ba
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diff --git a/test/data/exiv2-bug1144d.exv b/test/data/exiv2-bug1144d.exv
new file mode 100644
index 00000000..caa32d8e
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diff --git a/test/data/exiv2-bug1144e.exv b/test/data/exiv2-bug1144e.exv
new file mode 100644
index 00000000..839ca205
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diff --git a/test/data/exiv2-bug1144f.exv b/test/data/exiv2-bug1144f.exv
new file mode 100644
index 00000000..826dff73
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diff --git a/test/data/exiv2-bug1144g.exv b/test/data/exiv2-bug1144g.exv
new file mode 100644
index 00000000..5981e152
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