Optics and optical instruments. Test methods for telescopic systems - Test methods for basic characteristics1 Scope This part of ISO 14490 specifies the test methods for the determination of the following basic characteristics of telescopic systems and observational telescopic instruments: angular magnification (see Clause 4); entrance pupil diameter (see Clause 5); exit pupil diameter and eye relief (see Clause 6); angular field of view in the object space (see Clause 7); angular field of view in the image space (see Clause 8); angular field of view in the

BS EN 60811-411 on brittleness test for filling compounds at low temperatures is useful for:

This document is only concerned with the Mailpiece Processing part of the complete Standard Interface

This standard applies to private dwellings

or breaking that leads to overall product/application failure

and the character set

BS EN 12645 is an International Standard that focuses on tyre pressure measuring instruments

axial seesaw

Scanning electron microscope (SEM) method

they can be used for other applications provided the requirements of the relevant performance standard are met

Adhering to performance requirements in compliance with BS EN 17092-4

Guidance is also included to cover those cases where a building is in course of construction or alteration and is in part used

BS EN 50225 provides users with efficient and standardized oil-filled electrical equipment