Optics and refraction

Identify the instrument

• pantascopic tilt measurement
• Temple measurements unit

• Axial length measurement unit

• Geneva lens measure

Identify the frame

• Rimless

• Semirimless

• Nylon supra

• Full frame

............ example of myopia control lenses in essilor

• Stellest

• Myosmart

• Myprofile

• Eyezen

.................. example of ARC

• Titus

• Transitions

• Crizal rock

• Kromos

-1.00dc x90 transpose

• -1.00dc x 180

• -1.00/-1.00x90

• -1.00/+1.00x 180

• +1.00x 180

Which Ophthalmic lens material having a high abbe value

• Polycarbonate

• Trivex

• CR39

Which sentence is correct in below sentences

• Refrective index of Cr 39 is 1.58

• Polycarbonate refractive index is 1.49

• Product of zeiss is light D

• Product of Essilor is light 3dv

• Anti fatigue lenses in relax

Identify the instrument

• Visioffice

• Visionax

• Wave scan

• Argos

Ipd can be measured by

• Visiooffice

• Auto refractometer

• Pupilometer

• All of the above

Identify the instrument

• Manual edger

• Auto edger

• Ultrasonic cleaner

• polariscope