Definition

1. Noun:
   • A medical instrument for examining the interior of the eye, especially the retina: An ophthalmoscope is a handheld device used by doctors to shine a light through the pupil to view the health of the retina, optic disc, and other structures at the back of the eye.

Usage Examples

• Noun:
  • The doctor used an ophthalmoscope to check for signs of diabetic retinopathy.
  • During a routine eye exam, the optometrist will examine your retina with an ophthalmoscope.

Advanced Usage

• "Direct ophthalmoscope": A standard, handheld ophthalmoscope that provides a magnified, upright view of the retina.
  • The general practitioner used a direct ophthalmoscope for the preliminary examination.
• "Indirect ophthalmoscope": A head-mounted instrument that provides a wider, stereoscopic (three-dimensional) view of the retina, often used by eye specialists.
  • The ophthalmologist wore an indirect ophthalmoscope for a more detailed retinal evaluation.

Variants and Related Words

• Ophthalmoscopy (n): The examination of the interior of the eye using an ophthalmoscope.
  • Dilated ophthalmoscopy provides the best view of the peripheral retina.
• Funduscope (n): Another term for an ophthalmoscope, specifically referring to its use in viewing the fundus (the interior back surface of the eye).
  • Funduscope is a synonym for ophthalmoscope.

Synonyms

• Eye scope: A simple, descriptive synonym.
• Retinoscope: While related, this is a different instrument primarily used to measure the eye's refractive error. It is not a direct synonym for ophthalmoscope.

Noun

1. medical instrument for examining the retina of the eye