Cat Laser

thingiverse

I built a DIY laser pointer using a common 650nm 5V laser diode with copper head and a tactile button. I utilized the excellent 3AAA flexible case from enif along with the necessary cabling. I opted for a 6x6 tactile switch, also featuring a high tip of 9mm. To ensure maximum functionality, I used both contacts on the tactile switch in parallel. To design a cap that protects the button from accidental presses, I had to think creatively. I finally came up with a simple top cover. Please note that the design in the FreeCAD file is not intended to be taken as an example. The components I used include: Laser: https://www.aliexpress.com/item/32947693088.html?spm=a2g0s.9042311.0.0.27424c4dqQCO7x I discovered the tactile switch in my drawer, but you can find a suitable replacement with at least 9mm high here: https://www.aliexpress.com/item/1058764733.html?spm=a2g0o.productlist.0.0.1ff04b721LA7OM&algo_pvid=eb349281-653d-492e-9cf1-df0298d4a358&algo_expid=eb349281-653d-492e-9cf1-df0298d4a358-0&btsid=f1567b83-987a-4cc1-a83f-36bc3daf5e99&ws_ab_test=searchweb0_0,searchweb201602_3,searchweb201603_53