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National Certification Organization
for Opticians
ABO American Board of Opticianry
Advanced Certification Examination
ABOAC Advanced ABO Certification
Examination
Course Title and Number: ABO Advanced Certification Exam Exam Title: Certification Exam Exam Date: Exam 2025- 2026 Instructor: ____ [Insert Instructor’s Name] _______ Student Name: ___ [Insert Student’s Name] _____ Student ID: ____ [Insert Student ID] _____________
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ABO Advanced Certification ABO-AC Exam Questions and Answers | 100% Pass Guaranteed | Graded A+ | 2025- ABO American Board of Opticianry ABOAC Advanced ABO Certification Examination Read All Instructions Carefully and Answer All the Questions Correctly Good Luck: - When the direction of light is divided in the course of passing from one transparent medium to another is known as: - =Answer>> Refraction When Aphakic lenses are tilted too much pantoscopically, what can be expected to occur? A. Bifocal seg will be too high B. No change will occur C. An error of refractive power is induced D. Vertical imbalance will occur - =Answer>> C To widen the distance between the pads of a frame or mounting, bend the pad arms: A. Outward B. Upward C. Inward D. Downward - =Answer>> A Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔 Ctrl + Click Here To 📑 ORDER NOW 📑 Follow Link 🤔 ORDER NOW 🤔 🎓 TO GET INSTANT EXPERT HELP 🎓 🤔 ORDER NOW 🤔
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If needed, prescriptions are written with an axis between ___________________. - =Answer>> 0- To switch between a prescription written in minus cylinder form to writing it in plus cylinder form we use ______________. - =Answer>> Flat transposition Eyeglass prescription powers are written in ___________________.
- =Answer>> Diopters When an object is viewed through a prism the object will appear to shift towards the _______ of the prism. - =Answer>> the apex. The math formula that shows us how light will pass through a material is __________ Law. - =Answer>> Snell's Prentice's Rule states: - =Answer>> The power of the prism is equal to the power of the lens in diopters times the amount of decentration in millimeters divided by 10. Snell's law is: - =Answer>> ni (sin < i) = nr (sin < r) Axis is _______________________. - =Answer>> a notation of position in relation to the cornea and the corrective lens. Axis notations have no value. Which of the following is not a cause of one lens being higher than the other? A. A bent earpiece B. A bend in the temple shaft C. A skewed bridge D. One ear higher than the other E. All of the above are possible causes - =Answer>> E Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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If the wearer complains of the bifocal line being somewhat in his way when driving, the problem may be alleviated by decreasing the distance between pads. True or False - =Answer>> False The fitting triangle is: A. A triangle used to check for proper pantoscopic tilt B. A triangle representing the main supporting points for a pair of glasses C. A triangle used for determining the proper bridge flair when fitting glasses. D. A triangle used to determine facial triangularity. - =Answer>> B If the eyelashes rub the lenses, the fitter should: A: Spread the temples B: Raise the frame C. Increase the vertex distance D. Spread the nosepads E. Angle the guard arms up - =Answer>> C If the wearer complains that the glasses feel snug but still slip down the nose, one likely cause is that: A. The frame is too small B. The bridge fit is too tight C. Pressure is being applied by the temple shafts anterior to the ear D. Pressure is being applied on the very tips of the temples - =Answer>> C When viewing the wearer from the front, it is discovered that the frame sits too far to the left (the wearer's right) on the wearer's face. This could be caused by: A. Both Pads shifted to the wearer's left B. Both pads shifted to the wearer's right C. The wearers nose being crooked D. Both A and C E. Both B and C - =Answer>> D Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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C. 69
D. Equal to person's PD - =Answer>> C The larger the frame difference ___________ the lens shape. A. Rounder B. More squared off C. Narrower D. Wider - =Answer>> C If a frame's dimensions are A=50 and ED=55, with a frame difference of 8, what is B? A. 58mm B. 52mm C. 42mm D. 47mm - =Answer>> C A frame is marked 52/18. The lens shape is round. What is the effective diameter of the lens? A. 70mm B. 52mm C. 18mm D. 61mm - =Answer>> B Which error is of no consequence in verifying correctness of frame and lenses? A. Air space between lens and frame B. Chips in the lens edge between bevel and lens surface C. Distortion (unevenness) in lens edge between bevel and lens surface D. All of the above are of consequence - =Answer>> D Which is the most favorable alternative to a 50/20 frame for measuring the bifocal height when that particular size is not available? A. 52/ B. 50/ C. 48/ Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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D. 50/22 - =Answer>> C The present spectacles of a patient have a segment height of 14mm below the lower lid margin. On the new frame the distance from the lowest part of the inside lower eyewire to the lower eyelid margin is 17mm. What is the new bifocal height? A. 14mm B. 17mm C. 13mm D. 17.5mm - =Answer>> C When the wearer's PD is less than the frame PD A. Positive face form is required B. Negative face form is required C. No face form is required D. Pantoscopic tilt is required E. Retroscopic tilt is required - =Answer>> A A frame is marked 48/18 but actually measured 47/18. The actual measured bifocal height is found to be 14.5mm. If lenses only are ordered for your sample frame, what bifocal height would you specify on your order form? A. 13.5mm B. 14mm C. 14.5mm D. 15mm - =Answer>> C The new bifocal wearer must: A. Keep the head erect and drop the eyes to see the floor B. Drop the eyes to read a book C. Drop the chin and head to engage in near work. D. Both A and B are correct E. Both A and C are correct - =Answer>> B When the frame front is tested for four point touch, but only touches on the two temporal sides, the frame ______. A.Is skewed Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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A. Aligning the frame vertically B. Aligning the frame horizontally C. Adjusting the pantoscopic tilt D. adjusting the temples - =Answer>> D If the frame is crooked with right side higher than the left, which is not the possible cause? A. The left ear is lower than the right B. The right temple is too short C. The pantoscopic tilt of the right side needs to be decreased D. The pantoscopic tilt of the right side needs to be increased - =Answer>> D A customer's Rx is -10.00 and his VD is 12mm. This customer wants to wear the glasses closer. What do you expect the new Rx to be? A. -9.00 D B. -10.00 D C. -11.00 D D. Not enough information - =Answer>> D The main reason for the use of lenticular lenses for high powers would be: A. Cosmetic reasons B. They have more plus power C. They have more minus power D. They are lighter in weight E. They are less expensive - =Answer>> D A patient comes back to the optician complaining of pain behind the ears, possible causes are: A. Temple tension is too great B. Uneven pressure C. Temple endpieces are angled too much D. All of the above - =Answer>> D Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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What type of frame may be heated until it bends under it's own weight? A. Zyl B. Optyl C. Nylon D. None of the Above - =Answer>> B The steps for "finishing" a lens (in correct order) are: A. Centration, spotting, calculation, blocking, edging B. Edging, centration, blocking, spotting C. Calculation, spotting, centration, blocking, edging - =Answer>> C Why is it necessary to take the B measurement? A. Good GC decentration B. Minus cylinder decentration C. Vertical decentreation D. Boxing system - =Answer>> C Given the Rx: OD +13.00 SPH; OS balance; Add 2.75D What balance lens should be used to provide the best appearance? A. Plano single vision lens B. Plano lenticular bifocal C. +13.00 Sphere; Add 2.75D D. +13.00 Sphere - =Answer>> C When a pair of spectacles is tilted so the bottom of the lenses are closer to the face than the top it is: A. Pantoscopic tilt B. Face form tilt C. Retroscopic tilt D. Orthoscopic tilt - =Answer>> A For every 2 degrees of pantoscopic tilt the optical center should be: A. Raised 0.5mm B. Raised 1mm Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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A. Accountant B. Electrician C. Teacher D. Lawyer - =Answer>> B The standard distance between the segments in double segment multifocals in most cases is: A. 10-12mm B. 13-14mm C. 14-15mm D. 15-16mm - =Answer>> B Which of the following is essential to place a prescription order? A. Lens prescriptions B. Frame name size and color C. Customers' fitting dimensions D. All of the above - =Answer>> D Excessive base up prism: A. Makes people and vertical objects appear taller B. Makes people feel like they are walking uphill. C. Makes people feel like they are walking downhill D. Causes floor to seem concave - =Answer>> C Which statement is correct? A. Polycarbonate lenses block ultraviolet radiation B. Some polycarbonate lenses block ultraviolet radiation C. Polycarbonate lenses differ widely in their ultraviolet absorbency properties D. Some polycarbonate lenses transmit most of their ultraviolet radiation. - =Answer>> A Photochromatic lenses will be darkest on which day? A. Warm bright B. Cold bright C. Cloudy warm D. Cloudy cold - =Answer>> B Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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Which of the lens materials is generally thought to provide the best impact resistance for children's eyewear? A. Heat treated crown glass B. Polycarbonate C. CR- D. Chem treated crown glass - =Answer>> B A number 3 tint absorbs: A. 80% of the light entering the lens B. 50% of the light entering the lens C. 60% of the light entering the lens D. 33.3% of the light entering the lens - =Answer>> A A lens is AR coated to: A. Increase transmission B. Reduce reflection C. Increase vision D. All of the above - =Answer>> D A customer complains that his old glasses have better visual acuity than the new glasses (same Rx). What should the optician do? A. Return customer to the refractionist B. Remake the lens C. Check the base curve D. Put the old lenses in a new frame - =Answer>> C What should the optician do when a customer comes in and complains of severe eye pain? A. Take a complete history B. Check the Rx with a lensometer C. Refer the customer to a doctor D. Check the visual acuity - =Answer>> C A patient complains of too much pantoscopic tilt. What should you do? Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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What can you expect medicare to cover? A. Cosmetic contact lenses B. All frames and lenses C. Lenses for progressive myopia D. Corrective lenses following cataract surgery - =Answer>> D When the optician advises the customer as to breakage of lenses and the risk of injury it is described in terms of: A. Impact resistance B. Shatter resistance C. Lens inspection D. Lens verification - =Answer>> A Th principle consumer protection agency of the federal government is the: A. Food and Drug Administration B. American National Standards Institute C. American Society for Testing and Materials D. Federal Trade Commision - =Answer>> A Prism tolerance in the vertical meridian is: A. 1 prism diopter B. 2 prism diopters C. None D. 1/3 prism diopter - =Answer>> D As a general rule patient tolerance for prism imbalance in the horizontal meridian is: A. 5 degrees B. 3 degrees C. 2 degrees D. 7 degrees - =Answer>> B The cylinder axis tolerance for a 0.25D cylinder is: A. 5 degrees B. 3 degrees Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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C. 2 degrees D. 7 degrees - =Answer>> D The cylinder axis tolerance for a 0.75D cylinder is: A. 7 degrees B. 3 degrees C. 4 degrees D. 2 degrees - =Answer>> B The cylinder axis tolerance for a 1.00D cylinder is: A. 7 degrees B. 5 degrees C. 1 degrees D. 2 degrees - =Answer>> C The cylinder axis tolerance for 2.00D cylinder is: A. 1 degrees B. 2 degrees C. 3 degrees D. 4 degrees - =Answer>> B The tolerance for lens thickness when specified for special prescription purposes is: A. +/- .1mm B. +/- .3mm C. +/- .2mm D. +/- 1.0mm - =Answer>> B The segment location tolerance in the vertical (segment height) meridian in a mounted pair of eye glasses is: A. Pairs should match within 2.0mm of specification B. Pairs should match within 1.0mm of specification C. Pairs should match within 2.2mm of specification D. Must be exact - =Answer>> B Rx: OD +2.00+2.00x090 OS +3.00+3.00x180: the tolerance of the cylinder axis of the right lens is: Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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D. -3.25 x 045 - =Answer>> C Glass lenses for standard use must withstand: A. A 1" steel ball dropped from a height of 25" B. A 5/8" steel ball dropped from a height of 25" C. A 1" steel ball dropped from a height of 50" D. A 5/8" steel ball dropped from a height of 50" - =Answer>> D The instrument to check the vertex distance is a: A. Distometer B. Vertometer C. Lens clock D. Lens caliper - =Answer>> A A presbyopic golfer wants glasses for golf only. What would you recommend? A. Executive bifocals B. FT 28 decentered low C. Round 22 decentered low D. Progressives - =Answer>> C For a high minus Rx, which of the following will improve the appearances of the glasses?
- High index plastic
- Steep base curve
- A frame with small ED
- Less decentration A. 1 & 2 B. 1 & 3 C. 1, 3, & 4 D. 1, 2, 3, & 4 - =Answer>> C Rx -12.00 RVD is 11mm FVD is 16mm. What Rx would you order? A. -12. B. -12. C. -13. Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
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D. -11.50 - =Answer>> B Rx OD -4.50 4BD, OD -5.00 2BO Which of the following is a usual way of ordering lenses? A. OU: -4.50 4BD and 2BO B. OD: -4.50 2 BD 1 BO OS:-5.00 2 BU 1 BO C. OD: -4.50 4BD OS:-5.00 2 BO D. OD: -4.50 2BD 1 BO OS:-5.00 2 BD 1 BD - =Answer>> B Which of the following is recommended for children's bridge? A. Saddle B. Keyhole C. Adjustable pads D. Golden gate - =Answer>> B A frame fits perfectly on your patient. The temple, bridge, and pads are fine, but the frame sits high. You should select a frame with a bridge that is: A. Wider B. Narrower C. Adjustable pads D. Lower - =Answer>> A Which lens design would you recommend for a high plus Rx? A. Aspheric B. Corrected lens curve C. CR- D. Crown glass - =Answer>> A RX: OD+10.00-1.00 x 180 OS balance What is the best balancefor the left eye? A. Plano B. Plano -1.00 x 180 C. +9. D. +11.00 - =Answer>> C Need Writing 🤔Help? We've Got You Covered! ✍ 100% NO A I or Plagiarism Guaranteed🤔
