Asme Section V Article 9

The eye must be within 6 to 24 inches (150--600 mm) of the surface.

Used when direct access is impossible. This involves tools like borescopes , mirrors, cameras, or telescopes to bring the image to the inspector. asme section v article 9

: Inspectors are required to pass annual vision tests, typically using Jaeger or Snellen charts for near/far vision and Ishihara plates for color vision. 3. Examination Techniques The eye must be within 6 to 24

Any reduction in the minimum allowed illumination levels at the inspection surface. or visual gauges utilized.

Serial numbers of light meters, boroscopes, or visual gauges utilized.