| Job Title |
Precision-lens Generator |
| Job Description |
Sets Up And Operates Lens Generating Machine To Grind
Ophthalmic And Optical Element Blanks, Such As Lenses, Prisms,
And Optical Flats, To Specified Curvature And Thickness: Reads
Work Orders, Sketch, Or Blueprint To Ascertain Grinding
Specifications. Selects Specified Size Holding Tool Or
Fabricates Tool To Fit Optic Blank. Presses Blank Into Holding
Tool And Mounts Tool In Generator. Selects Specified Diamond
Grinding Wheel And Secures Wheel On Generator Spindle. Adjusts
Generator Controls To Regulate Rotation Speed Of Tool And Blank,
Rate Of Feed, Angle Of Arc, And Depth Of Cut. Positions Coolant
Nozzle Over Blank And Starts Generator To Grind Blank To
Specified Curvature And Thickness. Observes Generator Operation.
Stops Generator After Specified Time Lapse And Measures Optic
Blank To Verify Curvature And Thickness, Using Precision
Measuring Instruments, Such As Dial Gauge, Spherometer, And
Micrometer. May Utilize Pitch Or Vacuum Holding Device To Secure
Blank On Holding Tool. May Move Generator Controls Manually To
Grind Blank. May Operate Surface Grinder Or Milling Machine To
Generate Optical Surfaces. May Be Designated According To Type
Lens Ground As Cataract-lens Generator (optical Goods);
Eyeglass-lens Generator (optical Goods); Instrument-lens
Generator (optical Goods); Multifocal-button Generator (optical
Goods). May Operate Lens Generator To Remove Scratches And True
Surface Of Lens And Be Designated Truer (optical Goods).
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