ABO Practice Questions & Answers 100% Verified

How do you lower the front of the frame? - ANSWER Move nose pads further apart or increase pantoscopic tilt (2 degrees = 1mm) If the wearer complains that the glasses feel snug but still slip down the nose, one likely cause is that? - ANSWER Pressure is being applied by the temple shafts anterior to the ear. When the wearers PD is less than the frame PD what should you do? - ANSWER Positive face form The new bifocal wearer must: - ANSWER Drop the eyes to read a book When the frame front is tested for four point touch, but only touches on the two temporal sides, the frame is? - ANSWER Has face form What error cannot be detected by the four point test? - ANSWER Skewing The main reason for a lenticular lens is? - ANSWER They are lighter in weight The steps for "finishing" a lens are? - ANSWER Edging, Centration, Blocking, Spotting What type of frame may be heated until it bends under its own weight? - ANSWER Optyl