AS/NZS 4282:2023
Table 3.1
Environmental zones
The obtrusive light tool offers zones A0 to A4 and names each by its ambient light label here. AmpSize leaves out the descriptions; pick the zone with the relevant authority.
Verified: read against the printed standard, pages 14. Checked 1 Oct 2026.
These are the values AmpSize encodes. No text of the standard is reproduced. Verify against the current standard.
6 rows
| Zone | Label |
|---|---|
| A0 | Intrinsically dark |
| A1 | Dark |
| A2 | Low district brightness |
| A3 | Medium district brightness |
| A4 | High district brightness |
| TV | High district brightness |