<unk>  or<unk> -pupil fundus<unk>  (DFE) is a diagnostic procedure that employs the use of mydriatic eye drops (such as tropicamide) to<unk> or enlarge the pupil in order to obtain a better view of the fundus of the eye. Once the pupil is<unk> , examiners use ophthalmoscopy (funduscopy) to view the eye's interior, allowing assessment of the retina, optic nerve head, blood vessels, and other features. They also often use specialized equipment such as a fundus camera. DFE has been found to be a more effective method for evaluation of internal ocular health than non-dilated<unk> . It is frequently performed by ophthalmologists and optometrists as part of an eye<unk> .
Dilated fundus examination
Retinal vessel analysis
Visual field test
Fundus photography
Eye testing using speckle
Humphrey visual field analyser
Scanning laser ophthalmoscopy
Retinal birefringence scanning