Dispensing Training

Which of the following about Transition Xtractive polarised is false?

• Activated by Visible light & UV

• Polarisation happens when there’s a minimum of 40% tint 

• Polarisation only happens in the car

• Can edge half frame

How does Owndays Myopia control lenses reduce myopia progression?

• Accommodative lag Management

• Shortening the eyeball length

• Pinhole technology

• Peripheral Defocus Management

Do our eyes have any protection against blue light?

• Yes

• No

Please calculate the following lens diameter: 53 □ 20　150　○30 Effective Diameter: 54 / PD: 64

• 63

• 65

• 67

• 71

How does lens Diameter affect the thickness of (+) uncut lenses?

• Bigger the diameter of the lenses, thinner the lens

• Smaller the diameter of the lenses, thinner the lens

• Lens Diameter does not affect thickness of (+) uncut lenses

Which of the following statement for back surface design is false?

• Eliminate unwanted peripheral distortion

• Wider field of view for all distance

• Stabilization of image perception when transitioning between zones

• Wider field of view for intermediate

Which are the factors you will not consider selecting PAL corridor for customer?

• Frame (with or without nose pad)

• Frame fitting parameters

• Purpose of PAL usage

• Age

If customer complains peripheral blur with PAL, what adjustment can be done?

• Increase facial wrap, decrease vertex distance

• Decrease facial warp, increase vertex distance

• Increase Pantoscopic tilt, decrease segment height

• Increase PD, decrease segment height

If customer complains narrow reading area, what is not the possible problem with the PAL?

• PD

• ADD

• Pantoscopic tilt

• Fitting height

When do we need to use GUI mode for edging?

• Half frame, Plus Power

• Full frame, High Minus

• Full frame, High Plus

• Rimless, High Minus