Preventive Maintenance

The PM (Preventive maintenance) includes of a few tasks of technical testes and steps which it is done by Technician or engineer technologist.

It is important to have a schedule for preventive maintenance for each of equipment. This consists of a timetable stating when and how often the maintenance should be done and includes the maintenance activities report at each instrument. These schedules should provide guidelines for all types of equipment, covering the tasks to be undertaken in the following areas:

  • Instrument Safety
  • Care and cleaning
  • Instrument Functional and performance 
  • Maintenance tasks such as changing bulbs, lubricating moving parts, etc.

The Maintenance of an Equipment can be done by an in-house or shared maintenance and repair team that has been given training. These include tasks such as cleaning an optical lens, replacing an electronic component, performing a mechanical adjustment, or any other action that requires mechanical skills and/or a knowledge of electronics.

More Technical work must be done by specialised repair technician who is contracted or employed by the vendor or manufacturer.

To keep your ophthalmic equipment in perfect working condition and achieve optimum optical accuracy, Proptix Medical highly recommends preventive maintenance for the following instruments, but is not limited to: 

Proptix Medical offers complete overhaul services and cleaning for the most models of Manual Phoroptor / Manual Refractor , please call for special rate.


Tonometer is used to measure Intra Ocular pressure (IOP) in millimetres of mercury (mmHg)

Pachymeter is a medical equipment used to measure the thickness of the cornea. Pachymeter is useful to monitoring patients suspected of developing glaucoma.


A Lensmeter or Lensometer is an ophthalmic equipment which is mainly used by Optometrists and Opticians to verify the correct prescription eyeglasses to properly orient.

Proptix - Retinoscope-Ophthalmoscope

Ophthalmoscope​ - Retinoscope

Retinoscope and Ophthalmoscope are two diagnostic hand held devices.

The most important feature of a Retinoscope is to observe the reflection (reflex) of the patient’s retina. While moving the streak or spot of light across the pupil the examiner observes the reflection movement.

Non-contact tonometer​

Dirty front lens is the most common problem in all Non-Contact Tonometer which it can easily check and clean by operator.

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