ISO 6273:2024 systematically standardizes the method of investigating the needs of assistive products for people with visual and hearing impairments for the first time. The standard includes 7 major technical chapters:
| Chapter | Core requirements | Innovation points |
|---|---|---|
| 4.1 Survey management | A survey framework that includes accessibility considerations needs to be established | A mechanism for the participation of representatives with disabilities is proposed for the first time |
| 5.2 Questionnaire design | Supports 6 formats (including Braille/sign language videos) | Combination strategy of open-ended and closed questions |
| 7.2 Accessibility Principles | Extended application of the four principles of WCAG 2.1 | Specific specifications for paper/Braille documents |
Article 5.2.1 of the standard clearly requires that questionnaires must provide:
Article 5.3.2 emphasizes:
"For people with hearing impairments, face-to-face interviews should provide sign language interpretation or real-time text transcription services. For online interviews, ensure that the video conferencing system supports RTT real-time text function"
The standard recommends subdividing the survey subjects by impairment type:
The following combination is recommended:
| Tool type | Applicable scenarios | Accessibility requirements |
|---|---|---|
| Structured questionnaire | Quantitative needs assessment | Screen reader analysis supported |
| Semi-structured interview | New product idea mining | Sign language interpreter required |
| Focus group | In-depth analysis of user experience | Real-time subtitle system |
Compared with previous standards, this standard highlights three breakthroughs:
The standard cites the ISO 9241-11 usability model, which divides the demand for assistive products into three dimensions: effectiveness, efficiency, and satisfaction for systematic evaluation.

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Update:
Mon, 09 Mar 2026 08:16:21 +0000