This article aims to introduce the uses of slit lamp bio-microscopy to medical students and junior doctors, providing a brief overview of techniques. It outlines the skills necessary to set up an examination for each patient. The paper summarises a few vital techniques enabling exploration of each part of the eye from outermost lids and tear film to the retinal layers. Finally, it provides advice on certain sight-threatening signs as well as additions such as filters and lenses, which may be used alongside this instrument. Being proficient in using the slit lamp is important not only in ophthalmology clinics but a valuable asset in accident and emergency.
Keywords: red eye, clinical skills, slit lamp, examination