Do I need phase contrast?
Phase contrast microscopy is an optical staining technique. It converts differences of refractive index of a specimen into brightness differences.
 
What kinds of microscope heads are there?
The microscope head carries the eyepieces of the microscope. There are monocular, binocular and trinocular heads. Here we'll have a closer look at them.
 
What are some possible problems of used microscopes?
Before buying a used microscope, check the following points.
 
Do I need a 100x oil immersion objective?
Here I explain why I am against 100x oil immersion objectives for microscopes in schools and for beginners.
 
Using clear nail polish to make impressions of plant leaves
Apply some nail polish to make impressions of leaves. This way you can observe the epidermis of the leaf.
 
Connecting a camera to a microscope
Advantages and disadvantages of different ways of connecting a camera to a microscope.
 
Buying microscopes for children
What are some of the things to look out for when buying a microscope for children? Here is a FAQ which covers the essential points.
 
Safety issues in Microscopy
Safety issues in microscopy are not only relevant to amateur microscopists, but also for teachers who want to conduct basic microbiological and microscopic work in a school laboratory. In this case the organisms are alive and depending on the type of organism, they may pose a possible health hazard. The post addresses some of the safety issues that should be taken into consideration.
 
How to prepare squash specimen samples for microscopic observation
Squashing the specimens (instead of cutting them) is a fast and easy way to prepare specimens.
 
Heat-fixing and staining human cheek cells
Observing human cells is a good introductory activity to learn heat-fixing and staining.