Optical Terminology 2

3. Healthcare profesionals who provide primary vision care from diagnose and manage eye diseases to prescribe glasses & CL.
8. A filter that reduce glare by blocking horizontal light waves reflected from flat surfaces like water surface / road.
9. Discomfort from sun or other light, sensitivity to light .
10. Emmetrope's eye power.
12. The displacement (horizontal / vertical) of the centration point of a lens from the standard optical centre position.
14. Synonyms for working distance.
20. A lens that have the same power throughout the whole lens.
21. A machine to check the refractive power of a lens.
22. A term describing on what you can see at the sides from the centre.
23. A impact resistance lens that have low abbe value.
24. A thin layer is applied to the surface of lenses to reduce reflection + to make transparency of the lenses higher.
26. Widest near viewing area of all bifocals
27. A term where we're referrring towards the nose.
29. The ability of the eyes to turn outwards.

1. A type of photochromic lens with yellow base lens.
2. A standard chart with letters, numbers or symbols that are printed in decreasing size to test visual acuity.
3. A doctor of medicine that specialises in diseases of the eye and surgery.
4. The unit of masurement for refractive power of a lens.
5. a term that we called for someone that is doing eye care industry.
6. A way of life established by an individual including the patterns of behavior, interaction, work, activity and interests that describe how a person spends their time
7. Movement of eye when we needs to see near objects.
11. Technical practitioner who fits and dispenses glasses/CL for the correction of a person's vision.
13. Vision correction method for presbyopia in which 1 eye is corrected for near vision and the other eye for far.
15. The power that a presbyope patient need in order to see near.
16. A machine to estimate the degree of refractive error in the eye .
17. A diverging lens, causing the light rays to bend away from the original axis, thick at centre, thinner at peripheral.
18. A shadow that caused by age-related changes at the back of our eye, liquidify of vitreous humour.
19. A term to describe one eye.
25. A web of tiny cracks that appear on the lenses.
28. The distance whereby reading zone is moved nasally to match patient convergence while reading .