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Non-destructive testing. Aids to visual inspection. Selection of low-power magnifiers. | Status: Current
description
1 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).
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— Twin-system magnifiers of magnification typically up to ×15 (Type C), categorized as follows:
- a) binocular, normally with a long working distance (Type C.1);
- b) bi-ocular1), including those refined with stops or other attachments, for quasi-stereoscopic vision (Type C.2).
- — Concave-mirror magnifiers with front-surface reflectors in powers typically up to ×6 (Type D).
Details
Publisher
BS
File size
291.79 KB
Pages
12
Format
PDF
Publication date
1998-05-15
ISBN-13
978-0-580-29157-9
ISBN-13 plain
9780580291579
ISBN-10
058029157X
