1. Most ophthalmic frames today are measured utilizing the boxing system of
measurement. In this system the B measurement represents the .
A. lens difference
B. the lens width
C. the lens depth
D. the effective diameter
Answer: C. the lens depth
2. The boxing method of measurement is especially useful since it can accu-rately
locate the of the lens.
A. geometric center
B. optical center
C. primary focal point
D. principal axis
Answer: A. geometric center
3. A certain patient is found to have a monocular PD measuring R: 31 mm andL 33
mm. The box measurement of the frame selected equals 52 / 18. Locate the major
reference points (MRPs) for each eye.
A. R= 4mm in L= 2mm in
B. R= 2mm in L=4mm in
C. R=2mm out L=2 mm out
D. R=5mm in L=3 mm in
Answer: A. R=4 mm in L=2mm in
4. When measuring a frame, the term DBL is used to mean?
A. temple length
B. effective diameter
C. the least distance between the geometric center of the frame
D. the least distance between the lenses
Answer: D.the least distance between the lenses
Choose quality study materials for nursing schools to ensure success in your studies and future career.
"Welcome to ExamNavigator - your perfect study assistant! Here you will find cheat sheets, study materials, exams, quizzes, tests, and notes to prepare for exams and study successfully. Our store offers a wide selection of materials on various subjects and difficulty levels, created by experienced teachers and checked for quality. Our cheat sheets are an easy and quick way to remember key points and definitions. And our study materials, tests, and quizzes will help you absorb the material and prepare for exams. Our store also has notes and lecture summaries that will help you save time and make the learning process more efficient.
ati ati comprehensive predictor ati pharmacology proctored community health comprehensive fundamentals health care health care / nursing health care/ nursing healthcare hesi hesi rn exit leadership maternal newborn med surg medical surgical mental health nurs nursing nursing & health nutrition pediatrics pharmacology test bank tncc
Super handig als je weinig tijd hebt. Samenvattingen zijn makkelijk te vinden en keuze is groot.
De documenten zijn duidelijk en goed samengevat. Het is fijner leren dan vanuit het boek.
Knoowy is zeker aan te raden. Goedkoop en je krijgt meteen je document!
Zeer goed in gebruik en betrouwbaar. Zelf zou ik er ook samenvattingen op plaatsen.
Handige bron om samenvattingen te vinden, vorige beoordelingen helpen hier zeker bij!
Prima ervaring, vlotte betaling, alles vlot kunnen downloaden Zeker voor herhaling vatbaar.
Het is de moeite om hier samenvattingen te kopen als je zelf onvoldoende tijd hebt ervoor.
Je spaart enorm veel tijd uit door gebruik te maken van deze samenvattingen!