Handheld Devices

1 June 2025

Handheld Blog

The optical industry has seen significant advancements in handheld devices, which play a crucial role in eyecare. These portable devices are essential for optometrists and ophthalmologists, enabling them to perform accurate diagnostics and provide effective treatments.

  1. Ophthalmoscopes

Ophthalmoscopes are handheld devices used to examine the interior of the eye, including the retina, optic disc, and blood vessels. They are vital for detecting conditions such as glaucoma, diabetic retinopathy, and macular degeneration.

  1. Retinoscopes

Retinoscopes help in determining the refractive error of the eye. By shining a light into the patient’s eye and observing the reflection (reflex) off the retina, practitioners can assess whether the patient is near sighted, farsighted, or has astigmatism.

  1. Tonometers

Handheld tonometers measure the intraocular pressure (IOP) of the eye, which is crucial for diagnosing and managing glaucoma. These devices are portable and easy to use, making them ideal for both clinical settings and fieldwork.

  1. Portable Slit Lamps

Portable slit lamps are used to examine the anterior segment of the eye, including the cornea, iris, and lens. These devices provide high-resolution images and are essential for diagnosing conditions such as cataracts, corneal injuries, and infections.

  1. Autorefractors

Handheld autorefractors automatically measure the refractive error of the eye. They are quick and easy to use, providing accurate measurements that help in prescribing corrective lenses.

  1. Pupilometers

Pupilometers measure the distance between the pupils (interpupillary distance), which is important for fitting eyeglasses correctly. These devices ensure that lenses are aligned properly with the patient’s eyes.

  1. Lensmeters

Handheld lensmeters are used to verify the prescription of eyeglass lenses. They measure the power of the lenses and ensure they meet the prescribed specifications.

Keep up with all our on-going blogs, offers and more; by subscribing to our newsletter.

Subscribe today

To see our handheld devices, click on one of the following:

Pre-test Area | Consulting Room | Diagnostics

Plus more in our online store, shop here.