A professional who inspects assembled clip-on sunglasses for fit, tension of spring clip, and lens defects, using handtools, microscope, and light projector. Responsibilities include:

• Trims end of clip spring, using diagonal cutter, and bends clip with fingers to achieve specified holding tension.
• Holds sunglasses over light to inspect lenses for matched color shading and scratches.
• Places sunglasses under microscope or in front of light projector to detect lens distortion, indicated by blurring of instrument crosshairs or of letters on projected chart.
• Returns rejected sunglasses to assembly workers and explains rework required.