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To make the process of choosing a telescope easier, we will tell you about the characteristics of the most popular types of telescopes today

Learn what a numerical aperture is and how to choose a suitable objective lens for your microscope here

Quick guide for beginners on how to work with prepared microscope slides

Read this review to learn how to observe human hair, what different hair looks like under a microscope and what magnification is required for observations

Find out why studying eyes under a microscope is entertaining; how insects’ and arachnids’ eyes differ and what the best way is to observe such an interesting specimen

Depending on the optical design, telescopes are divided into three types: lens (refractors), mirror (reflectors) and mirror-lens (catadioptrics)