Need some cheap optical filters? Consider theater lighting filters. They even come in wonderful sampling packs! These are used in the 3D printed microscope described in our Tiny Florescence Microscopy post, and there’s been plenty of people using this trick over the years so your not going into uncharted territory just to save a few dollars. […]
Month: April 2018
3D Print a 3D Printer!
Need a 3D printer of your own? Consider the RepRap project, consisting of 3D printers where more than 50% of the parts can be made by 3D printers. It does seem a bit time intensive, but if you can get temporary access to a 3D Printer, it might be worth it to some people to then […]
Technical Tuesday: Economical Electrophoresis
Gel Electrophoresis is a method to spatially separate DNA, proteins or macromolecules in general by their weight (or charge). Depending on your field of research you’ve either never heard of this, or they are ubiquitously referred to as “gels” and they are a part of your daily life. The authors of this blog work in a […]
Wooden Scope
Here’s a $10 wood cut out microscope that you can use with your smart phone. While the magnification isn’t much, unlike Foldscope you don’t have to mount your samples on a slide. It’s easy to assemble and disassemble and packs flat, making it an ideal low-mag tool to put in your bag and use during […]
An Open Source pH Stat
Here’s a paper by Jovana Milanovic ,Predrag Milanovic , Rastislav Kragic, and Mirjana Kostic which describes how to make a pH Stat to set and maintain a pH for under $200 excluding the cost of a pH meter.