6.3.4. |
The reference mark (I'M) of the maximum luminous intensity (IM), referred to in paragraphs 4.2.2.6. and 6.3.3.1. or 6.3.3.2. shall be obtained by the ratio: |
a0c0 |
6.3.4. |
The reference mark (I'M) of the maximum luminous intensity (IM), referred to in paragraphs 4.2.2.6. and 6.3.3.1. or 6.3.3.2. shall be obtained by the ratio: |
a0c0 |