document.write ("<p><u><b>Lens testing and Evaluation Articles</b></u><br>");

document.write ("<ol><b>");
document.write ("<li> <a href='testing_lenses.html'>Introduction to lens testing and evaluation</a>");
document.write ("<li> <a href='lens_condition.html'>Physical condition check (dust, scratches, bubbles in glass)</a>");
document.write ("<li> <a href='lens_misalignment.html'>Image Symmetry check (looking for misalignment)</a>");
document.write ("<li> <a href='lens_vignetting.html'>Vignetting check (uneven illumination, dark corners)</a>");
document.write ("<li><a href='focus_testing.html'> Focus accuracy check (for AF lenses)</a>");
document.write ("<li> <a href='lens_sharpness.html'>Resolution, chromatic aberration and distortion check</a>");
document.write ("<li> <a href='lens_test_samples.html'>A few resolution test samples</a>");
document.write ("</b></ol>");