Different Types of Ophthalmic Instruments

Ophthalmic instruments are used by ophthalmologists and eye doctors to diagnose various types of eye ailments. These equipments are quite essential and vital for precise eye examinations. With the help of these instruments doctors are able to diagnose systematic conditions of the eye and throw light on the different types of diseases that affect the eyes.

Different Types of Ophthalmic Instruments

Various types of ophthalmic equipments are used by ophthalmologists to test vision and to determine the health of the eye. Some of the most important instruments used include:

Ophthalmoscope: this is one of the most widely and commonly used ophthalmic instruments. Used to view the retina of the eye, this instrument is the most essential equipment used by eye doctors. This ocular instrument is available in two designs mainly direct and indirect design. In the direct design both the light and the lens are combined in one single piece whereas the indirect design includes a headband which has a light fixed to it and handheld equipment which includes the lens. The indirect ophthalmoscope is suitable for viewing dilated pupils and gives a better view of the retina.
The refractor instrument or the phoropter: necessary equipment used by doctors also includes the refractor instrument which is mainly used to measure the glasses prescription. This equipment is quiet expensive but used equipments are equally efficient and helpful.
Keratometer: this instrument is used for the diagnosis of cornea disease. It is used for measuring the shape of the cornea or the curvature of the eye.
Retinoscope: the equipment being a handheld instrument can evaluate prescription strengths.
Topographer: it is used for creating a cornea map and is used along with the Keratometer.
Slit lamp bio microscope: equipment used to examine the structures in the front of the eye.
Exam chair: one of the most simple and important ophthalmic instruments also include the exam chair where patients are seated for examinations. These chairs are quiet expensive but it is equally important to choose chairs which are comfortable as well as durable. Chairs with automatic reclining features along with foot pedals are also available in many of the online stores.
Chart projector: commonly used ophthalmic instruments also include chart projectors which displays letters and signs on a screen to test the eye sight of the patient.
Tonometer: equipment which is used for diagnosing glaucoma by measuring the pressure in the eye.

Buy Ophthalmic Instruments Online

Ophthalmic instruments can be bought online at different rates from various suppliers through business portals. Many business portals also offer used equipments at discounted rates. Today instruments with better technological features can be obtained easily. Effective ophthalmic instruments are necessary for the comfort and convenience of the patients.

Maintaining these equipments is equally important as most of these instruments are delicate and require proper care and maintenance. Cleaners and dust covers should be used on these instruments to prevent damage. Doctors use a number of instruments in a routine eye examination for both adults and children.