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19 Cards in this Set
- Front
- Back
Facet |
Edge design on high minus lenses that look like beveled glass to reduce edge thickness |
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Dress eye wear |
Glasses used for every day purpose |
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Safety eye wear |
Glasses worn while working to protect the eyes |
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Nylon cord |
Clear string used for semi-rimless frames |
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Skewed bridge |
When viewed from the top, one lens appears higher than the other |
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Temple parallelism |
Also called telegraph effect |
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Open temple spread |
The maximum open angle of the temple to each other when folded |
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Vertex distance |
The space between the back of the lens and the front of the eye |
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Lateral pressure |
The pressure of the temples against the sides of the head |
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Temple amputation |
Cutting temple to make it shorter |
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Screw extractor |
Used to force stubborn screws out |
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Spring hinge screw |
Small screw with a sharp point that helps the spring hinge to align |
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Tap |
Tool used to rethread a stripped out hinge |
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Self-tapping screw |
A screw used when the barrel or hinge is stripped, to create it's own threads |
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Hot fingers |
Tool used to replace and remove hinge assembly from a plastic frame |
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Optical hammer |
Small lightweight hammer used in optics for a variety of uses |
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Add-a-pad |
Extra pad added onto the current nose pad for a tighter fit |
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Pad popper |
A pair of tweezers used to remove push pads |
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Silicon pads |
Soft flexible nose pads used for a more comfortable fit |