Podcast
Questions and Answers
What is the primary function of a lensometer?
What is the primary function of a lensometer?
- To warm plastic frames for lens insertion
- To cut the lens to frame dimensions
- To polish the edges of lenses
- To determine the optical axis of a lens (correct)
Which machine is used specifically for creating holes in lenses?
Which machine is used specifically for creating holes in lenses?
- Automatic lens edger
- Drilling holes machine (correct)
- Frame warmer
- Grooving machine
What does the manual lens edger primarily do?
What does the manual lens edger primarily do?
- Warm plastic frames to ease lens insertion
- Cut lenses to match the dimensions of the frame (correct)
- Polish the edges of the lenses
- Determine the dimensions and shape of the frame
Which equipment is utilized for inserting a nylon wire for half rimless frames?
Which equipment is utilized for inserting a nylon wire for half rimless frames?
What is the purpose of a lens polishing machine?
What is the purpose of a lens polishing machine?
Flashcards
What is a Lensometer?
What is a Lensometer?
A device used to measure the power of lenses and locate their optical center and axis.
What is a Tracer?
What is a Tracer?
A tool used to precisely measure the dimensions and shape of eyeglass frames.
What is a Manual Lens Edger?
What is a Manual Lens Edger?
A machine designed to shape and cut lenses to the exact dimensions of the frame.
What is a Lens Polishing Machine?
What is a Lens Polishing Machine?
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What is a Frame Warmer?
What is a Frame Warmer?
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Study Notes
Lensometer
- Used to check the power of a lens.
- Used to locate the optical center and optical axis of a lens.
Tracer
- Used to determine the dimensions and shape of eyeglass frames.
- Measures lens height, frame width, bridge width, and temple arm length.
Manual Lens Edger
- Used to cut lenses to the precise dimensions of the frame.
- Useful for resizing or refitting old lenses in new frames.
Automatic Lens Edger
- An automated machine for cutting lenses. (Image shown)
Lens Polishing Machine
- Used to polish or buff the edges of lenses.
Frame Warmer
- Used to warm plastic frames to facilitate inserting lenses.
- Warms frames to a specific temperature for easier lens installation.
Drilling Holes Machine
- Used to drill holes in lenses for rimless frames.
Grooving Machine
- Used to cut grooves in the edge of lenses to accommodate nylon wires for half-rimless frames.
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