+<li><a href="misc/Portable%20stereo%20active%20speaker/index.html">Portable stereo speaker</a>
+<ul class="org-ul">
+<li><img src="misc/Portable%20stereo%20active%20speaker/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+
+<li><a href="misc/CAT%20B30%20phone%20cover/index.html">Cover for CAT B30 phone</a>
+<ul class="org-ul">
+<li><img src="misc/CAT%20B30%20phone%20cover/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+
+<li><a href="misc/Nokia%20105%20(2019)%20modification%20for%20seniors/index.html">Nokia 105 (2019) modification for seniors</a>
+<ul class="org-ul">
+<li><img src="misc/Nokia%20105%20(2019)%20modification%20for%20seniors/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+
+<li><a href="misc/12V%20Lead-Acid%20battery%20changer%20and%20terminal/index.html">12V Lead-Acid battery charger and terminal</a>
+<ul class="org-ul">
+<li><img src="misc/12V%20Lead-Acid%20battery%20changer%20and%20terminal/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+
+<div id="outline-container-sec-2-2" class="outline-3">
+<h3 id="sec-2-2"><span class="section-number-3">2.2</span> Optics</h3>
+<div class="outline-text-3" id="text-2-2">
+<ul class="org-ul">