Non-destructive testing. Aids to visual inspection. Selection of low-power magnifiers1 Scope 1. 1 This International Standard specifies the characteristics of the following types of low power magnifiers and gives recommendations for their selection for the inspection of surfaces. Single element magnifiers of magnification typically up to 4 (Type A). Multi element magnifiers of magnification typically up to 10 (Type B). Twin system magnifiers of magnification typically up to 15 (Type C), categorized as follows: a) binocular, normally

Field of direct application of test results

Image Resolution and Size

testing requirements

Safety cases

maintenance providers and inspectors

light industrial and industrial environments:

Related industries such as insurers and systems engineers

Industries where plastic is used

Why should you use BS 7144 - Flax and jute fabrics

What is  ISO/IEC 15434 about

BS EN 10204 is the European standard for inspection documents that authenticate materials used in metallic and non-metallic products

To provide a fire or carbon monoxide warning for those who are deaf or hard of hearing