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Canon Broadcast Lens Repair USA
Canon ENG, EFP & Cine Servo Lens Service — United States

Canon Broadcast Lens Repair Expert USA Service

Specialist repair for Canon HJ, KJ, CJ, and Cine Servo broadcast lenses, including back focus calibration, zoom demand, servo unit, and moisture-related issues. Image Stabilization (IS) issues are not serviced. Repairs are covered by a 3-month written warranty covering the specific fault repaired.

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broadcast lens repair USA
Canon HJ · KJ · CJ Specialist
Cine Servo Repair
Zoom Demand & Focus Control Repair
Canon Specialist

Dedicated Canon Broadcast Lens Repair

Canon’s broadcast lens lineup includes HJ, KJ, CJ, and Cine Servo lenses used in demanding professional production environments. Proper service requires specialized knowledge of broadcast lens systems and accurate evaluation of each lens based on its specific condition.

We specialize in Canon broadcast lens repair, providing service for supported Canon lens models and related equipment. Our services include back focus calibration, servo unit repair, zoom demand and focus control service, and moisture-related repairs. We do not service Image Stabilization (IS) issues. Each lens is evaluated individually to determine the appropriate repair and service requirements.

Canon Lens Series

Canon Broadcast Lenses We Repair

We specialize in servicing Canon ENG, EFP, and Cine Servo broadcast lenses, with service availability depending on the specific model and parts availability

HJ Series ENG

Canon’s professional ENG lens range for shoulder-mount cameras. Common service needs include back focus, focus-ring, servo, and moisture-related repairs.

KJ Series EFP

Canon EFP zoom lenses used in sports, events, and field production. Services include zoom tracking, servo repair, and zoom demand service.

CJ Series Field Zoom

Large-format Canon field zoom lenses for demanding broadcast production. Service may include CLA, servo-system repair, and optical calibration, depending on the lens and fault.

Cine Servo Lenses

Canon Cine Servo lenses, including 17–200mm and 50–1000mm models. Services include servo, zoom and focus mechanism, optical calibration, and CLA.

Legacy Canon ENG/EFP

Service for supported older Canon broadcast lenses still in field use. Parts availability varies by model, so contact us with your specific lens model for evaluation.

Canon CN-E Cinema Lenses

Service for supported Canon CN-E cinema lenses, including focus, iris, zoom mechanism, and optical-related repairs.

Common Faults

Canon Broadcast Lens Faults We Fix

Back Focus Drift

Soft focus at telephoto or inconsistent zoom tracking. We reset flange focal distance to factory specification.

Mechanical Wear

Stiff zoom, worn mechanics, or noise from years of field use. Full teardown, cleaning, lubrication, and function testing.

Servo Motor Failure

Unresponsive or erratic focus and zoom servo on Canon lenses. Motor replacement and servo recalibration.

Zoom Demand Fault

Erratic or non-responsive Canon zoom demand controller. Potentiometer replacement and demand recalibration.

Moisture Damage

Canon lenses damaged by rain, condensation, or salt spray. Full teardown and restoration in our HEPA-clean workstations.

Focus Ring Binding

Stiff or notchy Canon focus ring — re-lubricated with approved compounds for smooth, precise manual focus.

Common Questions

Canon Broadcast Lens Repair — Frequently Asked Questions

We also service supported older Canon broadcast models, depending on parts availability.

No. Alpine does not service Image Stabilization (IS) issues on Canon broadcast lenses. We're happy to discuss other faults on the same lens. Contact us to talk through your lens and its service needs.

Yes. We service Canon Cine Servo lenses including the 17-200mm and 50-1000mm models — covering servo motor, zoom and focus mechanism, and full optical calibration.

Most Canon broadcast lens repairs are handled case by case, with turnaround depending on the repair required and parts availability. When parts are not needed, some repairs may be completed within 5–10 business days with advance notice of the required completion date.

We keep common Canon broadcast lens parts on hand, and availability varies by model, especially for legacy lenses. When a part has been discontinued, our technicians can often machine a custom replacement in-house. Contact us with your lens model to confirm.

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Address

2260 Hendersonville Hwy, Pisgah Forest, NC. 28768

Phone

828-884-5822

Email

[email protected]

Office Hours

Mon - Fri : 10.00am - 05.00pm

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