1. 337.50 - ANS-The range to do not forget when converting diopters to millimeters
2. A lens this is convex on one aspect and flat on the other - ANS-plano-convex
3. a meniscus lens that thinner in the center than in the periphery - ANS-minus meniscus
lens
4. abbe cost - ANS-the amount of chromatic abberation produced by a lens cloth
5. abbe fee for glass - ANS-fifty eight
6. abbe cost for plastic - ANS-1.74= 32 abbe
7. 1.7= 36 abbe
8. 1.67= 32
9. 1.6= 42 abbe
10. abbe cost for polycarbonate - ANS-30
11. abbe value for standard plastic - ANS-fifty eight
12. abbe fee for trivex - ANS-forty five
13. alter beam - ANS-used to regulate the width and or top of the beam
14. adnexa - ANS-the ocular adnexa consists of the conjuctiva, the periorbital place
consisting of the eyelids and the orbit
15. amblyopia - ANS-eyes cant work collectively, lazy eye happens
16. an abbe price is a degree of - ANS-chromatic aberration
17. Anisometropia - ANS-the eyes have distinct refractive powers
18. ANSI - ANS-the association that units standards for eye protection
19. anterior chamber - ANS-the gap among the back of the cornea and the front surface of
the iris
20. apex - ANS-the tip of a triangle whilst drawing the prisms of plus and minus lenses
21. aspheric lens - ANS-Minimizes spherical aberrations
22. astigmatism - ANS-corneal surface isn't always round. It is more curved in one route
than in the route perpendicular to it
23. ASTM - ANS-the associtaion that units guidelines for the safety testing of eyewear
substances
24. blockading - ANS-successfully positioning a lens so it is able to be reduce to match a
body
25. blue blocking lenses - ANS-help lessen melatonin blocked by way of virtual gadgets
26. bridge - ANS-the part of the body between the lenses that sits over the nostril
27. bridge size variety (in mm) - ANS-13-sixteen mm
28. chromatic abberation - ANS-because of the refraction of various wavelengths and results
in coloured fringes round images
29. chromatic aberration - ANS-while the lens does no longer consciousness all the
wavelengths of color to one factor
30. cintacts lenses are generally healthy to this curvature of the cornea - ANS-flattest
, 31. circumference gauge - ANS-a measuring tape that fits snugly around the lens perimeter
and is measured in millimeters
32. cobalt filter out knob - ANS-this knob flips at the cobalt filter in front of the lamp so while
fluorescein dye is used on the cornea, it absorbs the blue light and highlights damaged
corneal tissue. Just above this is a knob to turn the cobalt clear out in front of the beam.
This knob additionally enables you to flip in a clear out to dim the depth of the lamp and
regulate the dimensions of the round mild
33. coma - ANS-the typr of lens aberration known as coma occurs whilst parallel light rays
going via a lens focus in a hoop shaped sample with a V fashioned or comet like flare on
one stop of the photograph
34. Compensated electricity - ANS-the brand new electricity that the new lens will need to
have so one can have the identical effective power because the original lens while it's far
locations in a new vertex distance
35. Compound myopic astigmatism - ANS-The eye is nearsighted in both meridians, but
greater nearsighted in one meridian than the other.
36. Contact Lens Registry Exam (CLRE) - ANS-Covers the way to measure the cornea,
choose the right touch lens, assess the touch lens fit, and discover touch lens troubles
37. contraindicate - ANS-a scientific purpose to a sure route of remedy should no longer be
used given the sufferers circumstances
38. Corneal astigmatism - ANS-the distinction between the flattest and steepest curvature of
the cornea
39. corneal topographer - ANS-used to photo and measure the whole corneal floor showing
the locations, thickness, and depth in addition to elevations and depressions
40. CR-39 - ANS-plastic lenses, lowest index of refraction= 1.498
41. crown glass - ANS-index= 1.523
42. curvature of area - ANS-occurs when the matters someone sees through the brink of a
lens dont cognizance on the retina on the same time as the objects the man or woman
sees thru the middle of the lens
43. cylinder axis wheel - ANS-used to locate the axis of cylinder electricity
44. Diffuse illumination - ANS-used for the general view of the cornea
45. diopter - ANS-Unit of strength of a lens.
46. Direct illumination - ANS-Used for corneal intensity exams
47. distometer - ANS-Measures vertex distance
48. distortion - ANS-when the exclusive factors in the outer edge of a lens have different
quantities of magnification
49. edging - ANS-the use of an optician system, known as an edger, to reduce the lens to
suit in a body
50. effective energy - ANS-the percieved trade in energy of a lens when the finished lens
isn't worn at the distance that the eyes have been examined
51. emmetropia - ANS-a person without any refractive blunders (doesnt need glasses)
52. stop pieces - ANS-very outer ends of the chassis wherein youll locate the hinges that
connect the temples to the body front
53. EPA - ANS-Environmental Protection Agency - registers all kinds of disinfectants bought
and used within the United States
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