Optica - Samenvattingen, Aantekeningen en Examens

Math for ABO test Latest Questions and Answers(American Board of Opticianry (ABO) A Box: 53 DBL: 15 ED: 55 PD: 30/32 OD: 68/2 =34 OS: 68/2=34 What is the MBS for the rt and left lens? {Answer: - OD: 68/2 =34 OS: 68/2=34 Decentration: Frame PD- PT PD OD: 34-30=4 decentered OS: 34-32= 2 decentered OD: MBS=ED+(2xDecenter)+2 MBS=55+ 8 (2x4)+2=65mm OS: MBS=ED+(2x decenter)+2 MBS=55+4 (2x2)+2=61mm OD-65mm blank OS: 61MM blank What is Prentice rule used for? {Answer: - To (Power x di...

Walmart Optical Training Set 1 | Latest 2024/25 | RATED A+

FOA CFOT Certification Fiber optics Questions and Answers True - CORRECT ANSWER-A fiber optic inspection microscope can increase the danger of high powered light sources by focusing the light out of a fiber into your eye. True - CORRECT ANSWER-The fiber optic power meter measures absolute power in dBm (dB referenced to 1 mw) and, when used with a light source, measures insertion loss in dB. Total internal reflection - CORRECT ANSWER-Confining light in a material by surrounding it by...

Name four main methods of infiltration anesthesia. correct answers Nerve block, retrobulbar, peribulbar, direct infiltration subcutaneously Name two muscle surgeries that strengthen an extraocular muscle. correct answers Resection, advancement. An A-scan is performed prior to intraocular surgery to assist in determining what? correct answers Axial length, which is needed to calculate intraocular lens power. What condition is a true ocular emergency following cataract surgery when a pati...

The range of wavelengths in the visible spectrum is? correct answers 400 - 800 nanometers Immediately on either side of the visible spectrum are the invisible light segments of? correct answers Infrared & ultraviolet Which color has the longest wavelength? correct answers Red Geometric optics includes? correct answers The effects of media on the path of light When light bounces back from an object, this is known as? correct answers Reflection In reflection, the light rays that hit...

BICSI IN250 Optical Fiber Review Exam – Questions & Answers (100% Correct) BICSI IN250 Optical Fiber Review Exam – Questions & Answers (100% Correct) OSHA - ANSWER - Occupational Safety and Health Administration What is the 1st step you should take to safely assist an injured person during an emergency? - ANSWER - Survey the Scene When Surveying a Victim what does the B in ABC stand For? - ANSWER - Breathing When do safety codes normally require the use of a GFCI? - ANSWER - Ext...

Walmart Optical Training Set 1 Questions and Answers 100% Pass Adnexa - Answer- total orbit, includes the bony sockets, eyelids, muscles, lacrimal glands, fatty support tissues, and the globe itself. Eyelids - Answer- serve to protect and moisten the globe with tears produced by the lacrimal glands. Globe - Answer- The actual "eyeball" Vascular Tunic - Answer- Nourishing layer consisting of the iris, ciliary body, and the choroid Choroid - Answer- Provides nutrients to the retina Fib...

ETA Fiber Optics Certification Exam Questions and Answers Light is electromagnetic energy with a _________ frequency and a ________ wavelength compared to radio waves. - ANSWER Higher, Shorter What type of light is used in Fiber Optic Transmissions - ANSWER Infrared or IR What are the four items needed for a Fiber Optic System to work? - ANSWER Transmitter, Fiber Cable, Receiver, Connectors 1mW is the same as what in dBM? - ANSWER 0 or absolute power ...