ECIA TEP110-A

The usual applicability of the five. General Quality Criteria isas established below:

Criteria No. 1 – Monochrome (Black & White),entertainment, direct-view television picture tube bulbs.

Criteria No. 2 – Earlier blown type industrial andmilitary bulbs.

Criteria No. 3 – Pressed face industrial and militarybulbs.

Criteria No..4 – Optical quality face industrial andmilitary bulbs.

Criteria No. 5 – Pressed face rectangular bulbs fordisplay terminal applications such as video data units andalphanumeric displays.

General quality criteria for color, direct-view, televisionpicture tube bulbs are covered in EIA/TEPAC Publication No. 31(Color). TEPAC Publication No. 123 is a glossary of terms used inthe description of glass components and of their defects.

Note: Defects marked with an asterisk ( * ) aredescribed in EIA Publication No. 123, Glossary of Terms used in theDescription of Glass components and Their Defects. The limits forthese defects should be as agreed upon between the glassmanufacturer and the user.

General Quality Criteria No. 1

The following criteria, known as General QuaÍity Criteria No. 1is usually applied to monochrome picture.tube bulbs. It containsthe following sections:

I. Applicability

II. Definitions

III. Criteria Within Quality Area

IV. Criteria Outside Quality Area

V. Finish

PURPOSE

This document establishes general quality criteria formonochrome CRT bulbs. General Quality Criteria No. 1, 2, and 3 wereoriginally published in 1956 in JETEC Publication No. 10, which isno longer available; they are republished in this document withoutany revision or modification, because they have been incorporatedby reference in other published materials.

General Quality Criteria No. 4, while in use informally for manyyears, has not previously been formally published. It was adoptedin its present form. by TEPAC in 1979 and is being formallypublished at this time. General Quality Criteria No. 5 was preparedby the JT-20 Committee and also approved for use in 1979 by TEPAC;it is being published here for the first time.

APPLICABILITY

A general quality criteria is one which supplements one or moreindividual bulb criteria and one whose requirements shall be met inaddition to those of the individual bulb criteria. The applicablegeneral quality criteria will be noted on the individual bulbcriteria. When there is a difference between the requirements ofthe individual bulb criteria and the general quality criteria, therequirements of the individual bulb criteria shall rule.

Edition:

A

Published:

10/01/1985

Number of Pages:

24

File Size:

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