Fibre optic interconnecting devices and passive components. Fibre optic tuneable bandpass filters. Generic specification1 Scope This document applies to the family of tuneable bandpass filters. These components can modify the spectral intensity distribution in order to select some wavelengths and inhibit others. They can be categorized into the following: wavelength tuneable; bandwidth tuneable; wavelength and bandwidth tuneable filter. This document establishes uniform requirements for optical, mechanical and environmental properties.

Clauses 3 and 4 including Tables: the text and the tables are updated

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The revised standard brings guidance up to date with recent developments in draw gear and screw coupling

A controlled safety pressure relief system is

This method allows the determination of a combined shear and tensile behaviour of the bond

Additional information and requirements for pneumatic conveying with axial release into vessels and silos (Reduction of requirements for specific conveying conditions)

and whether the location of tags will be monitored

Who is BS EN 61603-3 - Transmission systems for audio and/or video and related signals for

self-locking are implemented correctly

Improved deadline observation by creative teams

design issues and special applications

on jute or polyester backing or on polyester felt with polyvinyl chloride backing