Optical Terminology
Across
- 3. refractive condition whereby 1 eye is myopia, another eye is hyperopia
- 6. It has a refractive power of +40D in a human eye
- 8. Berthiot 1 of the BBGR founder
- 10. Misallignment of the eyes that could caused by refractive powers, muscle problem & etc.
- 11. The process of getting used to a new situation or new stuff?
- 14. A material that is a stronger, more resistant, clearer alternative to standard 1.59 index
- 17. An eye condition that can cause eyestrain,headaches,etc from prolonged computer, tablet, e-reader and cell phone use.
- 19. Specially designed for efficiancy and comfort for wearer's working environment based on one's posture during doing near task
- 20. A features that we can add onto lens to reallign 2 images to 1 image in tropia eye
- 21. A type of technology that enables to create more precise prescription with diamond tools and improve wearers' experience in general
- 22. Which part of human eye use to detect vision or see objects?
- 26. A condition where a person is having perfect eyesight.
- 27. Distance from the fitting cross to the top of reading circle.
- 28. Long eyeball, focal point infront of retina
- 30. Which part of the human eye that expands during dim light condition and constrict during bright condition?
- 32. A lens that consists only distance and near portion
- 33. The area where we use to describe it as outer part of frame or lens zone.
- 35. A round segment bifocal that has a blurring zone in betrween the borders of distance and near portion
- 37. 1 part of our eye that's responsible for controlling the diameter and size of the pupil
- 39. The natural reading posture which is measure from a person's arm to the eyes
- 41. A common optical lens term to describe lens that darkens when outdoor, changes to clear lens when at indoor
- 43. It has a refractive power of +20D in a human eye
- 44. The amount of lens power to correct myopia / hyperopia, that are measued in dioptres (D)
- 46. A degenerative eye disease that affecting the macula resulting in central vision loss
- 47. What does VA stands for?
- 48. Unwanted astigmatism that can be found in progressive lenses
- 49. A strong and shine lighting condition and it often makes our eyes uncomfortable
- 50. A photoreceptor cells in retina that responsible for colours & day time
Down
- 1. An eye condition whereby 1 eye's VA is worse ,at least 3 lines, compared to another eye
- 2. Irregular shaped cornea that causes blurred vision
- 4. Ability to change focus from different distances when a person is looking at different objects
- 5. A layer of tissue in our eyeball that is sensitive to lights and have millions of rods and cones
- 7. Scientific term for eye strain
- 9. Hardening of the lens, resulting in blurred vision
- 12. Founder of Kodak
- 13. A special service to carve symbol and aplhanumeric to prescription lenses
- 15. An eye condition that normally caused blurred vision for near, but in some cases affect distance vision as well
- 16. Age related loss of accommodation
- 18. A technique to minimize distortion at peripheral vision in Evolis, Anateo plus & Intuitv plus
- 23. A photoreceptor cells in retina that responsible in dim light & night time
- 24. A premium multifocal that uses L.I.F.E technology that enables to customised far to near vision based on lifestyle & vision demand
- 25. Another term for face form angle
- 29. Another term for eye check
- 31. What type of lenses that are used in correcting hyperopia?
- 34. A lens that enables presbyopic people to enjoy seeing far with clear vision and less worried of adaptation to work on their near task in daily life
- 36. The ability to maintain visual focus on an object with both eyes, creating a single visual image.
- 38. The distance between the optical lens to front cornea
- 40. The area where we could get the most accurate power and the pupillary distance point
- 42. A serious eye condition that damage the optic nerve
- 45. Both eyes have unequal refractive powers, whereby difference by 2 diopter or more