Podcast
Questions and Answers
What is the primary function of the vacuum anti-scratch coating machine?
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?
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?
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?
Which device is used to assess refractive errors using near-infrared technology?
What is the role of the tinting machine?
What is the role of the tinting machine?
Flashcards
Vacuum anti-scratch coating machine
Vacuum anti-scratch coating machine
Used to apply a protective coating to lenses, preventing scratches.
Pupillometer (PD measurement)
Pupillometer (PD measurement)
Measures the distance between a person's pupils.
Phoropter
Phoropter
A device used to determine a person's eyeglass prescription.
Tinting machine
Tinting machine
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Auto refractometer
Auto refractometer
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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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