Low prices! Originals & Translations! Save your budget and time!
ONLINENORMS: Online Standards Store
Click View Shopping Cart
  1. Home
  2. DANSK
  3. DANSK DSF/PREN ISO 7921 PDF

DANSK DSF/PREN ISO 7921 PDF

DANSK DSF/PREN ISO 7921 PDF

Name:
DANSK DSF/PREN ISO 7921 PDF

Published Date:

Status:
[ Draft-Obsolete ]

Description:

Ophthalmic optics and instruments – Near reading charts (ISO/DIS 7921:2023)

Publisher:
Dansk Standard

Document status:
Active
Format:
Electronic (PDF)
Delivery time:
10 minutes
Delivery time (for Russian version):
200 business days
SKU:
Choose Document Language:
$8.7
Need Help?
DRAFT

This International Standard applies to displays of high-contrast text that are designed for general near vision assessment. It does not apply to measurement systems designed for specialized testing of near visual acuity, e.g., low vision or low contrast charts or those intended for transillumination, or electronically generated systems.


Edition : 23#
File Size : 1 file , 1.5 MB
Number of Pages : 17
Product Code(s) : DSF-009, DSF-009

History

DANSK DSF/PREN ISO 7921
DANSK DSF/PREN ISO 7921
Published Date:
Ophthalmic optics and instruments – Near reading charts (ISO/DIS 7921:2023)
$8.7
DANSK DS/EN ISO 7921
DANSK DS/EN ISO 7921
Published Date: 02/27/2024
Ophthalmic optics and instruments – Near reading charts (ISO 7921:2024)
$18

Related products

DANSK DS/EN IEC 61439-7
DANSK DS/EN IEC 61439-7
Published Date: 10/03/2023
Low-voltage switchgear and controlgear assemblies – Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicle charging stations
$27
DANSK DS/EN ISO 10565
DANSK DS/EN ISO 10565
Published Date: 10/01/1998
Oilseeds - Simultaneous determination of oil and water contents - Method using pulsed nuclear magnetic resonance spectrometry
$18
DANSK DS/EN ISO 14526-3
DANSK DS/EN ISO 14526-3
Published Date: 04/05/2000
Plastics - Phenolic powder moulding compounds (PF-PMCs) - Part 3: Requirements for selected moulding compounds
$13.2
DANSK DS/EN 60544-4
DANSK DS/EN 60544-4
Published Date: 12/08/2003
Electrical insulating materials - Determination of the effects of ionizing radiation - Part 4: Classification system for service in radiation environments
$15.3

Best-Selling Products

Groupware & Workflow Management Systems: Selection, Design
Groupware & Workflow Management Systems: Selection, Design
Published Date: 07/01/1998