diff --git a/tests/regression/openscad-camcenter/example001-expected.png b/tests/regression/openscad-camcenter/example001-expected.png
new file mode 100644
index 00000000..5cdada7a
Binary files /dev/null and b/tests/regression/openscad-camcenter/example001-expected.png differ
diff --git a/tests/regression/openscad-camdist/example001-expected.png b/tests/regression/openscad-camdist/example001-expected.png
new file mode 100644
index 00000000..363cc503
Binary files /dev/null and b/tests/regression/openscad-camdist/example001-expected.png differ
diff --git a/tests/regression/openscad-cameye/example001-expected.png b/tests/regression/openscad-cameye/example001-expected.png
new file mode 100644
index 00000000..ad7a8b03
Binary files /dev/null and b/tests/regression/openscad-cameye/example001-expected.png differ
diff --git a/tests/regression/openscad-cameye2/example001-expected.png b/tests/regression/openscad-cameye2/example001-expected.png
new file mode 100644
index 00000000..0315799a
Binary files /dev/null and b/tests/regression/openscad-cameye2/example001-expected.png differ
diff --git a/tests/regression/openscad-cameyeortho/example001-expected.png b/tests/regression/openscad-cameyeortho/example001-expected.png
new file mode 100644
index 00000000..0de38bd7
Binary files /dev/null and b/tests/regression/openscad-cameyeortho/example001-expected.png differ
diff --git a/tests/regression/openscad-camortho/example001-expected.png b/tests/regression/openscad-camortho/example001-expected.png
new file mode 100644
index 00000000..29c1083b
Binary files /dev/null and b/tests/regression/openscad-camortho/example001-expected.png differ
diff --git a/tests/regression/openscad-camrot/example001-expected.png b/tests/regression/openscad-camrot/example001-expected.png
new file mode 100644
index 00000000..ecfd6984
Binary files /dev/null and b/tests/regression/openscad-camrot/example001-expected.png differ
diff --git a/tests/regression/openscad-camtrans/example001-expected.png b/tests/regression/openscad-camtrans/example001-expected.png
new file mode 100644
index 00000000..11177511
Binary files /dev/null and b/tests/regression/openscad-camtrans/example001-expected.png differ
diff --git a/tests/regression/openscad-imgsize/example001-expected.png b/tests/regression/openscad-imgsize/example001-expected.png
new file mode 100644
index 00000000..52fb5477
Binary files /dev/null and b/tests/regression/openscad-imgsize/example001-expected.png differ
diff --git a/tests/regression/openscad-imgstretch/example001-expected.png b/tests/regression/openscad-imgstretch/example001-expected.png
new file mode 100644
index 00000000..9d704c89
Binary files /dev/null and b/tests/regression/openscad-imgstretch/example001-expected.png differ
diff --git a/tests/regression/openscad-imgstretch2/example001-expected.png b/tests/regression/openscad-imgstretch2/example001-expected.png
new file mode 100644
index 00000000..92a93b6d
Binary files /dev/null and b/tests/regression/openscad-imgstretch2/example001-expected.png differ