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20 Cards in this Set
- Front
- Back
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Modified saddle bridge |
Nose pads connected to a strap across the nose. |
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Lens washer |
Thin clear liner making lens fitting a little tighter. |
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Rolled eye wire |
Damaged plastic frame due to large lens being forced in. |
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Screw on pad |
Nose pad held by a screw |
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Push on pad |
Nose pad slips into indented pad arms |
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Clip on pad |
Nose pad held by small clamp |
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Twist on pad |
Nose pad attached by twisting motion. |
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Bayonet pad |
Nose pad slips to end of pad arms like a glove. |
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Split clamp pad |
Nose pad held by 2 thin metal pieces spread apart like a rivet. |
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Soldering |
Repairing broken metal frame by welding it. |
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Optical jig |
Small tool use to hold metal frame when being weld. |
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Hole gauge |
Determining size of screw without putting in the screw. |
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Bridge reducing pliers |
Reduce DBL and bring eye wire together. |
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Thermoplastic |
Material that bends when heated and remains in position. |
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Thermoelastic |
Material that bends when heated and returns to its original shape. |
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Dissimilar segments |
Bifocal segs are different size and style to correct vertical imbalance. |
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Spotting a lens |
Marking optical center using lensometer. |
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Side shield |
Side shield attached to the side of the glasses. |
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Lens measure |
Used to determine the lens curve. |
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Nominal power |
Combined lens curve to determine power. |
