diff --git a/src/mtsgui/mainwindow.ui b/src/mtsgui/mainwindow.ui
index 0c68307e..1a2659b5 100644
--- a/src/mtsgui/mainwindow.ui
+++ b/src/mtsgui/mainwindow.ui
@@ -161,6 +161,10 @@
     <property name="title">
      <string>View</string>
     </property>
+    <property name="icon">
+     <iconset resource="resources.qrc">
+      <normaloff>:/resources/devel.png</normaloff>:/resources/devel.png</iconset>
+    </property>
     <widget class="QMenu" name="menuCamera">
      <property name="title">
       <string>Set Camera</string>
@@ -498,7 +502,7 @@
   <action name="actionMagnify">
    <property name="icon">
     <iconset resource="resources.qrc">
-     <normaloff>:/resources/zoom.png</normaloff>:/resources/zoom.png</iconset>
+     <normaloff>:/resources/zoomcrop.png</normaloff>:/resources/zoomcrop.png</iconset>
    </property>
    <property name="text">
     <string>Crop and &amp;Magnify</string>
@@ -532,6 +536,10 @@
    </property>
   </action>
   <action name="actionFocusSelected">
+   <property name="icon">
+    <iconset resource="resources.qrc">
+     <normaloff>:/resources/zoom.png</normaloff>:/resources/zoom.png</iconset>
+   </property>
    <property name="text">
     <string>&amp;Focus Selection</string>
    </property>
@@ -540,6 +548,10 @@
    </property>
   </action>
   <action name="actionFocusAll">
+   <property name="icon">
+    <iconset resource="resources.qrc">
+     <normaloff>:/resources/zoom-best-fit.png</normaloff>:/resources/zoom-best-fit.png</iconset>
+   </property>
    <property name="text">
     <string>Focus &amp;All</string>
    </property>
diff --git a/src/mtsgui/resources.qrc b/src/mtsgui/resources.qrc
index 5986afca..7ef1dc87 100644
--- a/src/mtsgui/resources.qrc
+++ b/src/mtsgui/resources.qrc
@@ -4,6 +4,7 @@
     <file>resources/play.png</file>
     <file>resources/save16.png</file>
     <file>resources/add.png</file>
+    <file>resources/devel.png</file>
     <file>resources/import16.png</file>
     <file>resources/branch-closed.png</file>
     <file>resources/clear.png</file>
@@ -29,7 +30,9 @@
     <file>resources/server.png</file>
     <file>resources/update.png</file>
     <file>resources/zoom.png</file>
+    <file>resources/zoom-best-fit.png</file>
     <file>resources/crop.png</file>
+    <file>resources/zoomcrop.png</file>
     <file>resources/controls.png</file>
     <file>resources/zoom-reset.png</file>
     <file>resources/preferences.png</file>
diff --git a/src/mtsgui/resources/devel.png b/src/mtsgui/resources/devel.png
new file mode 100644
index 00000000..7c865f3d
Binary files /dev/null and b/src/mtsgui/resources/devel.png differ
diff --git a/src/mtsgui/resources/zoom-best-fit.png b/src/mtsgui/resources/zoom-best-fit.png
new file mode 100644
index 00000000..10fff2ec
Binary files /dev/null and b/src/mtsgui/resources/zoom-best-fit.png differ
diff --git a/src/mtsgui/resources/zoom-best-fit.svg b/src/mtsgui/resources/zoom-best-fit.svg
new file mode 100644
index 00000000..d13441a6
--- /dev/null
+++ b/src/mtsgui/resources/zoom-best-fit.svg
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg id="svg3222" xmlns="http://www.w3.org/2000/svg" height="16" width="16" version="1.0">
+ <path id="path3220" style="fill:#4d4d4d;fill-rule:evenodd" d="m7.9402 10.056 5.5131 5.7901c0.09497 0.10582 0.23427 0.16205 0.38313 0.15465s0.29323-0.07774 0.39706-0.19345l0.94443-1.0513c0.19322-0.21977 0.19232-0.53772-0.0021-0.72168l-5.5455-5.3566-1.6893 1.3786z"/>
+ <path id="path2447" style="fill-opacity:.58824;fill-rule:evenodd;stroke:#4d4d4d;stroke-width:2;fill:#fff" d="m6 11c-3 0-5-1.9411-5-5 0-3 1.9064-5 5-5 3 0 5 2 5 5 0 2.7758-1.8917 5-5 5z"/>
+ <path id="rect2866" style="fill:#4d4d4d" d="m-8.7 7h0.4c0.1662 0 0.3 0.1338 0.3 0.3v1.4c0 0.1662-0.1338 0.3-0.3 0.3h-0.4c-0.1662 0-0.3-0.1338-0.3-0.3v-1.4c0-0.1662 0.1338-0.3 0.3-0.3zm0 1h1.4c0.1662 0 0.3 0.1338 0.3 0.3v0.4c0 0.1662-0.1338 0.3-0.3 0.3h-1.4c-0.1662 0-0.3-0.1338-0.3-0.3v-0.4c0-0.1662 0.1338-0.3 0.3-0.3zm0-3h0.4c0.1662 0 0.3-0.1338 0.3-0.3v-1.4c0-0.1662-0.1338-0.3-0.3-0.3h-0.4c-0.1662 0-0.3 0.1338-0.3 0.3v1.4c0 0.1662 0.1338 0.3 0.3 0.3zm0-1h1.4c0.1662 0 0.3-0.1338 0.3-0.3v-0.4c0-0.1662-0.1338-0.3-0.3-0.3h-1.4c-0.1662 0-0.3 0.1338-0.3 0.3v0.4c0 0.1662 0.1338 0.3 0.3 0.3zm5.4 1h-0.4c-0.1662 0-0.3-0.1338-0.3-0.3v-1.4c0-0.1662 0.1338-0.3 0.3-0.3h0.4c0.1662 0 0.3 0.1338 0.3 0.3v1.4c0 0.1662-0.1338 0.3-0.3 0.3zm0-1h-1.4c-0.1662 0-0.3-0.1338-0.3-0.3v-0.4c0-0.1662 0.1338-0.3 0.3-0.3h1.4c0.1662 0 0.3 0.1338 0.3 0.3v0.4c0 0.1662-0.1338 0.3-0.3 0.3zm0 3h-0.4c-0.1662 0-0.3 0.1338-0.3 0.3v1.4c0 0.1662 0.1338 0.3 0.3 0.3h0.4c0.1662 0 0.3-0.1338 0.3-0.3v-1.4c0-0.1662-0.1338-0.3-0.3-0.3zm0 1h-1.4c-0.1662 0-0.3 0.1338-0.3 0.3v0.4c0 0.1662 0.1338 0.3 0.3 0.3h1.4c0.1662 0 0.3-0.1338 0.3-0.3v-0.4c0-0.1662-0.1338-0.3-0.3-0.3z" transform="scale(-1,1)"/>
+</svg>
diff --git a/src/mtsgui/resources/zoomcrop.png b/src/mtsgui/resources/zoomcrop.png
new file mode 100644
index 00000000..c527082e
Binary files /dev/null and b/src/mtsgui/resources/zoomcrop.png differ