Professional Lens Repair Service

Thorough inspection covering all critical aspects:

• External damage (dings, cracks)
• Optical issues (dust, fungus, haze, scratches)
• Mechanical wear (stiff zoom/focus rings, backlash, loose elements)
• Electronic faults (servo errors, zoom/focus demands, extender issues)
• Performance tests (MTF/resolution, back focus, tracking across zoom range)

Full teardown of the lens to expose every component:

• Lens barrel and housing
• Optical groups and elements
• Mechanical assemblies (helicoids, gears, cams)
• Electronic components and boards
• All internal mechanisms

Comprehensive cleaning process:

• Ultrasonic cleaning of all glass elements
• Removal of dust, oils, fingerprints, and old lubricants
• Exterior and internal barrel parts cleaning
• Fungus/mold treatment when present
• Elimination of all contaminants

Restoration of mechanical functions:

• Replacement of worn parts (seals, gaskets, bearings, gears)
• Fresh application of specialized greases/oils
• Smooth, precise zoom/focus operation
• Elimination of binding or drift
• Cam replacement if damaged

Precision optical restoration:

• Realignment of lens groups to factory specifications
• Using collimators and test charts
• Restores sharpness and minimizes aberrations
• Ensures proper back focus across zoom range
• Critical for broadcast camera performance

Electronic systems restoration:

• Diagnosis and repair of control boards, motors, encoders
• Potentiometer and connector servicing
• Firmware checks and updates when applicable
• Calibration of zoom/focus demands
• Extender and image stabilization calibration (if equipped)

Quality assurance and verification:

• Rebuild under cleanroom conditions
• Extensive bench and real-world testing
• Zoom tracking and focus breathing evaluation
• Chromatic aberration and flare control testing
• Servo response verification and burn-in testing

Final protective enhancements:

• Replacement of seals and gaskets
• Improved dust/moisture resistance
• Cosmetic touch-ups
• Final quality inspection
• Documentation of service performed