ISO 8598:1996
Optics and optical instruments - Focimeters

Standard No.

ISO 8598:1996

Release Date

1996

Published By

International Organization for Standardization (ISO)

Status

Withdraw

Replace By

ISO 8598:1996/Cor 1:1998

Latest

ISO 8598:1996/Cor 1:1998

Scope

This International Standard specifies requirements for continuously indicating focimeters and digitally rounding focimeters with which the vertex powers and prismatic powers of spherical and astigmatic lenses, including lenses mounted in frames and contact lenses, can be measured and with which lenses can be orientated and marked. NOTE 1 For the measurement of vertex powers of contact lenses, see ISO 9337:—, Optics and optical instruments — Contact lenses — Determination of back vertex power. note: 1) To be published.

ISO 8598:1996 history

• 1998 ISO 8598:1996/Cor 1:1998 Optics and optical instruments - Focimeters; Technical corrigendum 1
• 1996 ISO 8598:1996 Optics and optical instruments - Focimeters