The following is an example of the topics taught for Visual Testing. All courses can be, and usually are, modified to meet client needs.

• Definition of visual testing

• Overview and history of VT

• Definitions

• Fundamentals

• Gages, micrometers, and Aids to VT

• The eye and physical limitations, required visual acuity exams

• Lighting, Fundamentals of light, Lighting measurements, Recommended lighting levels, Lighting techniques for inspection

• Principles, methods, & applications of lighting

• Physiological Factors affecting inspection

• Perception - how and what we see and interpret

• Surface conditions, material attributes

• Equipment for VT

• Remote visual devices

• Methodologies and Procedures for VT inspection prior to other NDT methods

• Degradation mechanisms in process plants

• Inspection of insulated systems

• Inspection of hydro or pneumatic tests

• Inspection for environmental damage

• Inspection of welds

• Acceptance/Rejection Criteria

• Recording and reports