Download Opticianry Certification Exam Questions and Answers: ABO NOCE Competency Exam and more Exams Optics in PDF only on Docsity!
National Certification Organization
for Opticians
The National Contact Lens Examiners
(NCLE) ABO American Board of Opticianry
CLRE Contact Lens Registry Examination
Course Title and Number: ABO NOCE Competency Exam Exam Title: Registry Exam Exam Date: Exam 2025- 2026 Instructor: [Insert Instructor’s Name] Student Name: [Insert Student’s Name] Student ID: [Insert Student ID]
Examination
180 minutes
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ABO - NCLE Review Contact Lens NCLE and ABO Certification Exam Questions and Answers | 100% Pass Guaranteed | Graded A+ | 2025- The National Contact Lens Examiners NCLE ABO American Board of Opticianry CLRE Contact Lens Registry Examination
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The type of patient often bothered by large magnified eye look is a - =Answer>> Hyperope A Box-o-graph is used to measure lenses for - =Answer>> Size A presbyopic electrician that works on overhead wiring would benefit most from - =Answer>> Double D A presbyopic golfer, when addressing the ball, is troubled by the placement of the normal bifocal. Which of the following would pose the best solution as a recreational golf glasses? - =Answer>> Round segment rotated to the temporal side of the lens. Which of the following is NOT one of the 6 muscles responsible for the movement of the eye? - =Answer>> Internal rotator The index of refraction of spectacle crown glass is - =Answer>> 1.
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🤔 Hybridgrades101@gmail.com Which wavelengths of light have been indicated as contributors to the onset of catraracts? - =Answer>> 300 - 380 mm The refractive astigmatism indicated by the RX +1.50 -1.00 x 180 is - =Answer>> Compound Hyperopic Which one of these duties is not part of an optician's job? - =Answer>> Diagnose and treat minor eye infections Which is not a core skill needed to be an optician? - =Answer>> Binocular vision Which of these items is not related to the NOCE certification exam? - =Answer>> Focuses on how to fit and assess contact lens issues How is the ABO-NCLE certification related to state optician licensing? - =Answer>> Some states still require both to work as an optician. What is a type of certification you can obtain as an optician specializing in spectacle lenses? - =Answer>> NOCE Topics covered in the NOCE exam include: - =Answer>> Lens materials Which is not a step to take when preparing for the exams? - =Answer>> Forget to take the practice exams. Which statement is not true about signing up for the exams? - =Answer>> The Basic NOCE-CLRE is given every month of the year. Which of these is not an exam topic for the CLRE? - =Answer>> Frame adjustment tools Which of the following should a visual learner do to help with studying? - =Answer>> Diagram his or her notes
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🤔 Hybridgrades101@gmail.com Ophthalmologist - =Answer>> A medical doctor is able to prescribe medications, examine and treat eye problems and to perform eye surgery Optometrist - =Answer>> A doctor able to prescribe medications, examine and treat eye problems, perform minor surgical procedures, fit and prescribe glasses and contact lenses, and prescribe visual therapy and low-vision aids Optician - =Answer>> Fits and fills optical prescriptions, working closely with the optometrists and ophthalmologists Paraoptometric - =Answer>> Someone who's certified to perform front or back office optical assisting skills National Optician Certification Examination (NOCE) - =Answer>> Covers optics, lens designs and materials, frames styling and frame materials, frame adjusting, prism, and different ocular problems Contact Lens Registry Exam (CLRE) - =Answer>> Covers how to measure the cornea, select the proper contact lens, assess the contact lens fit, and detect contact lens problems visible spectrum - =Answer>> 380 to 760 nm Prism diopter - =Answer>> A unit that describes the power of a prism to produce a 1-centimeter deviation in a ray of light at a distance of 1 meter from the lens Refraction - =Answer>> how light bends when passing through a medium Law of Refraction (Snell's Law) - =Answer>> light bends towards the normal when it enters a medium more dense than the one it came from
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🤔 Hybridgrades101@gmail.com The low Abbe value of polycarbonate indicates: - =Answer>> High dispersion of light. High-index lenses can help make a lens thinner by: - =Answer>> Causing the light to bend more. Single vision lens - =Answer>> lens with the same power throughout the lens Spherocylinder lens - =Answer>> lenses with a sphere (to correct nearsightedness or farsightnedness) and a cylinder (to correct astigmatism) multifocal lenses - =Answer>> lenses in which the lowwr portion of the lens has an add that makes it more magnified in power than the rest of the lens. A bifocal has two powers and a trifocal has three chromatic aberration - =Answer>> when the lens does not focus all the wavelengths of color to one point distortion - =Answer>> when the different points in the periphery of a lens have different amounts of magnification spherical aberration - =Answer>> occurs when parallel light rays move along the optical axis coma - =Answer>> the typr of lens aberration called coma occurs when parallel light rays going through a lens focus in a ring shaped pattern with a V shaped or comet like flare on one end of the image curvature of field - =Answer>> occurs when the things a person sees through the edge of a lens dont focus on the retina at the same time as the objects the person sees through the center of the lens
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🤔 Hybridgrades101@gmail.com Oblique or marginal astigmatism - =Answer>> Occurs when rays of light pass through a lens at a slant aspheric lens - =Answer>> Minimizes spherical aberrations vogels formula - =Answer>> The optimal base curve for a lens lenticular lenses - =Answer>> Have lesser or no power in the carrier portion of the lens diopter - =Answer>> Unit of power of a lens. focal length - =Answer>> the inverse of the power of a lens in meters vertex - =Answer>> the distance from the lens to persons eye A lens that is convex on one side and flat on the other - =Answer>> plano-convex an abbe value is a measure of - =Answer>> chromatic aberration a meniscus lens that thinner in the center than in the periphery - =Answer>> minus meniscus lens the curvature of the surface of a plus lens is - =Answer>> convex light will always bend toward the ----- of a prism - =Answer>> base what do aspheric lens do? - =Answer>> they minimize spherical aberrations plus and minus lens are thicker and thinner where? - =Answer>> a plus lens will be thicker in the center and have thinner edges
- a minus lens will be thinner in the middle with thicker edges
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🤔 Hybridgrades101@gmail.com O.D. - =Answer>> oculus dextra (right eye) meridians - =Answer>> imaginary lines that help us describe the location of the axis power of a lens with a correction for astigmatism O.S - =Answer>> oculus sinister (left eye) spherical lens - =Answer>> power is the same in all directions Spherocylinder lens - =Answer>> a lens that has an astigmatism correction and spherical correction for either myopia or hyperopia, with the plane cut across the longest part of the sphere pupillometer - =Answer>> A device for measuring the pupillary distance pupillary distance - =Answer>> the distance from the center of one pupil to the center if the other pupil principal axis - =Answer>> this line goes through the center of a lens, perpendicular to the surface of the lens optical center - =Answer>> spot where light passes through a curved lens without bending. you'll find it at the thinnest point of a minus lens and the thickest point of a plus lens. light striking the lens at any other point will bend, due to the curvature of the lens The refractive astigmatism indicated by the RX +1.50 -1.75 x 35 is - =Answer>> Mixed The patient's RX is -1.75 -.50 x 120 with a +2.00 ADD standard trifocal. What is the power through the intermediate? - =Answer>> -. -.50 x 120
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🤔 Hybridgrades101@gmail.com The Geneva lens measure is designed to measure - =Answer>> Lens curvature The focal length of a +5.00 diopter lens is - =Answer>> 20 cm The problem of prismatic imbalance at the reading level is called - =Answer>> Anisometropia Which of the following indicated the most acute distance vision? - =Answer>> 20/ Which of the following is not a potential correction for vertical balance? - =Answer>> Vertex Compensation The ability of the eye to focus on objects at varying distances is known as - =Answer>> Accomodation Anisekonia is due to - =Answer>> Unequal size retinal images The corner of the eye where the upper and lower lids meet is the - =Answer>> Canthus A ptosis crutch is used to - =Answer>> Drooping lid In neutralizing a lens of unknown power your first reading is +1. the next reading that focuses the cylinder target is -.25. What is the RX? - =Answer>> +1.00 -1. A +2.00 lens decentered in 5 mm beyond the patient's measured pd will create - =Answer>> 1 diopter base in prism Which of the following conditions is indicated by the following RX: O.D. +1.00 -1.00 x 180 O.S. -2.00 -.50 x 45 - =Answer>> Antimetropia
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🤔 Hybridgrades101@gmail.com Which of the following materials would make the safest lens in all circumstances? - =Answer>> Polycarbonate This agency is primarily concerned with safety in the workplace. - =Answer>> OSHA Which of the following RX lenses should never be put into a Z frame? - =Answer>> None of the above (not 2 mm nor 3 mm) If your lensometer reads +.25 with no lens, a lens that measures - 3.00 -1.50 x 180 is actually - =Answer>> -2.75 -1.50 x 180 When verifying an ADD on a 1 piece bifocal with a lens clock, a +2. ADD would clock _____ in the distance and _____ in the segment. - =Answer>> +6.12, +8. What should you do when a consumer comes in and complains of severe eye pain? - =Answer>> Refer them back to the eye doctor The radius of curvature of a six diopter surface is - =Answer>> 88.3 mm The effect to the patient of a diopters of base up prism in each eye is
- =Answer>> No perceived vision A condition that describes an inflammation of the eyelid margins is - =Answer>> Blepharitis A Reverse slab off should be applied to the lens with the most - =Answer>> Plus Which of the following is not generally a factor in determining vertical imbalance? - =Answer>> Sphere power in the 90 degree meridian The best absorber of infrared radiation is a - =Answer>> Green Glass lens
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🤔 Hybridgrades101@gmail.com The spherical equivalent of the lens +1.00 -3.00 x 90 is - =Answer>> -. A +3.00 lens has the following prismatic effect at 10 mm below the distance optical center: - =Answer>> 3 diopters base up If the pad arms are shortened (pushed into the frame), this adjustment will - =Answer>> Set the front closer to the face If the eyewires are too far from the cheeks the adjustment to take care of this condition would be to - =Answer>> Increase the pantoscopic tilt Which of the frame material is an epoxy resin that is recommended by its manufacturer to be edged with a A box measurement of 5 mm over its marked eye size? - =Answer>> Optyl A ptosis crutch is used to give support to the - =Answer>> Upper lids Aspheric lens surfaces are most helpful when used which of the following: - =Answer>> Cataract lens A lens that is crescent shaped with one of the sides measuring a six diopter radius is known as a - =Answer>> Meniscus lens Which of the following instruments would be used to verify slab-off? - =Answer>> Lensometer An RX with right minus and left plus is - =Answer>> Antimetropic Which of the following is not a type of astigmatism: - =Answer>> Compound emmetropic Overall frame measurements are stated in - =Answer>> Milimeters
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🤔 Hybridgrades101@gmail.com The optical cross is a graphic representation used to diagram - =Answer>> Total lens power Determine imbalance at the reading level in the following prescription (10 mm reading depth) OD: -4.00 -2.00 x 90 OS: -1.00 -3.00 x 180 - =Answer>> 1 diopter The refractive index to which optical tools and gauges are calibrated?
- =Answer>> 1. A minus 5 diapter lens decentered in 2 mm beyond what is called for 1/10 achieve the correct PD creates - =Answer>> 1 diopter of base out prism Double D lens area an advantage for presbyobes that - =Answer>> Work over their heads The focal length of a +2.00 diapter lens is - =Answer>> 50 cm Increasing the diameter of a lens always increases its - =Answer>> Thickness In the boxing system a A measurement represents - =Answer>> Lens width A 10.00 diapter surface measured with a lens clock has a radius of curvature equaling - =Answer>> 53 mm An uncut lens must be at least ___ mm in diameter to allow the cutting of a 52 mm round lens decentered 4 mm in - =Answer>> 60 A -3.00 powered lens has a base curve of +4.25. What is the ocular curve? - =Answer>> -7.
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🤔 Hybridgrades101@gmail.com When ordering a six inch temple, its corresponding millimeter value is which of the following? - =Answer>> 150 mm What is the focal length of a 2 diapter lens? - =Answer>> 500 mm Wavelengths are measured in - =Answer>> Nanometers Which of the following has the shortest and therefore most harmful wavelength? - =Answer>> UVC When two light waves are "in phase" they will? - =Answer>> Compound one another The cylinder axis tolerance for a 1.00D cylinder according to ANSIZ 80.1 is - =Answer>> Plus or minus 2 degrees A plus lens decentered "out" will result in a finished lens which is - =Answer>> Thicker temporally A minus lens decentered "out" will result in a finished lens which is - =Answer>> Thicker nasally An uncoated normal plastic lens will reflect approximately ___% of light. - =Answer>> 8% A lens having a minus curve on both front and back is called - =Answer>> Biconcave Give the RX +1.00 +1.00 x 45, how much of the +1.00 cylinder is in effect at axis 90? - =Answer>> 50% 80 degrees from specified axis, a cylinder will show - =Answer>> 97% of its power
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🤔 Hybridgrades101@gmail.com frame front (chassis) - =Answer>> another name for the frame front. part of frame that surrounds the lenses bridge - =Answer>> the portion of the frame between the lenses that sits over the nose temples - =Answer>> parts of the frame that go on the sides of the head to hold the glasses in place over the ears nose pads - =Answer>> most metal grames have nose pads which are pads that sit on either side of the nose end pieces - =Answer>> very outer ends of the chassis where youll find the hinges that connect the temples to the frame front eye size range (in mm) - =Answer>> 48-65 mm bridge size range (in mm) - =Answer>> 13-16 mm Three-piece mount frame - =Answer>> ideal for hyperopic patients; a frame with three pieces: two temples and one bridge temple length (in mm) - =Answer>> 120-150 mm hot salt pan - =Answer>> heated table salt or glass beads used to make frames pliable forced hot air warmer - =Answer>> allows control of temperature and direct steam to evenly heat the area of frame to make it pliable lens caliper - =Answer>> used to measure the thickness of a lens distometer - =Answer>> Measures vertex distance Pantoscopic tilt - =Answer>> process of angling a frame front downward slightly, so the lower part of the frame is closer to the face than the
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🤔 Hybridgrades101@gmail.com top part, allowing for the optical center to stya in front of the pupils when the eyes move downward face form - =Answer>> how a pair of glasses wrap around a person face- positive, negative, or neutral face form four-point touch - =Answer>> test to check the alignment of the frame. On a flat surface, both tops of the earpieces and both endpieces of the eywire should touch the surface, as a starting point. Adjustments can be made from this point blocking - =Answer>> correctly positioning a lens so it can be cut to fit a frame lens block - =Answer>> small plastic disk size of nickel with adhesive tabs on both sides of it. one side of the block is attached to the uncut lens, the other side of the block is attached to the chuck of the edger to hold the lens while the blade of the edger cuts the lens edging - =Answer>> using an optician machine, called an edger, to cut the lens to fit in a frame MRP raise or drop - =Answer>> Vertically decentering a lens when there is an imbalance between the two eyes Lensometer - =Answer>> device used to measure the prescription of a lens- sphere, cylinder, axis, add, and prism eyepiece - =Answer>> used to focus the lensometer Lens holder lever - =Answer>> holds the lenses in place on the instrument spectable table lever - =Answer>> used to raise or lower the glasses so the optical center is in the right position
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