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Optical Equipment Overview

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Questions and Answers

What is the primary function of the vacuum anti-scratch coating machine?

To assess spherical power of lenses

To apply an anti-scratching coating to the lenses (correct)

To measure the distance between pupils

To apply a dye for cosmetic purposes

Which device is specifically used to measure the distance between pupils?

Phoropter

Pupillometer (correct)

Auto refractometer

Vacuum anti-reflective coating machine

What does the process of lens edging achieve?

Shapes and sizes blank lenses to fit frames (correct)

Applies anti-reflective coating

Measures refractive errors

Dyes lenses for cosmetic purposes

Which device is used to assess refractive errors using near-infrared technology?

<p>Auto refractometer (C)</p> Signup and view all the answers

What is the role of the tinting machine?

<p>To dye lenses for cosmetic purposes or to reduce glare (C)</p> Signup and view all the answers

Study Notes

Tinting Machine

Used to tint or dye lenses for cosmetic purposes or to reduce glare.

Vacuum Anti-Scratch Coating Machine

Applies an anti-scratch coating to lenses.

Vacuum Anti-Reflective Coating Machine

Applies an anti-reflective coating to lenses.

Pupillometer

Measures the pupillary light reflex.
Measures the distance between pupils (PD).

Auto Refractometer

Used to assess spherical, cylindrical, and spherocylindrical power.
Used to determine refractive error using near-infrared (NIR) technology.

Phoropter or Refractor

Measures refractive errors.
Determines the prescription for eyeglasses.
Includes visual acuity test screen, trial frame, and trial set of lenses.

Lens Edging

Shapes and sizes blank lenses to fit a frame.
Cuts optical lenses to fit frames and create eyeglasses.

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Description

This quiz covers essential optical equipment used in lens fabrication and eye testing. From tinting machines to auto refractometers, each tool plays a vital role in the optical industry. Test your knowledge of their functions and uses.