Top 6 Must Know Items Before Taking the Opticianry Examination27/08/2021
There are items one must know in order to pass the Opticianry examination, both national and state licensing boards, in order to move on and lead a great Optician career.
For the licensing state test, there are other mandatory items such as trigonometry and hands on performance before judges that are needed but not needed for the national Opticianry certification examination. One must, however, become certified first if desiring to be licensed, and there are six definite things one must know in order to have a chance at passing the National Opticianry Certification Examination.
- Know the electromagnetic spectrum
- where the visible light falls within the spectrum
- infrared to UV rays
- what the visible light and UV rays do and how they interact with the eyes and influence eyesight
- the wavelengths in nanometers of the visible and UV rays and where they land in respect to each other on the light spectrum
- Know how to calculate prism
- Understand how prism works along with the results of a patient having prism in their eyewear.
- Know your metrics
- how to convert mm to cm or decimeters. Conversions are crucial to problem solving in Opticianry.
- Know frame measurements and frame materials such as acetate, titanium, steel
- how to adjust them with and without heat.
- know which frame materials are best for particular patients (such as patients allergic to nickel would do best with a titanium or plastic frame)
- Know base curves of lenses. When given a particular prescription, what base curve of lens should be used to make the glasses.
- Know how to use the lensometer (manual lensmeter)
- know the lensometer parts and what those parts are used for. (By the way, it can be spelled either way – lensmeter or lensometer)
Of course, all these items generally fall within the range of the certification examination, and anyone taking the exam should have more than just memorization skills. An Optician to be must be have a working knowledge of these items for different situations that will pop up on the exam. A clear understanding of glasses and patients is a must when taking the certification examination.