2.2.6. Two samples of the outer lens, provided that the construction of the special warning lamp with exception of the colour of the outer lens remains unchanged and the approval may be extended simultaneously or subsequently for special warning lamps of another colour. In this case, it is sufficient to carry out the photometric and colorimetric tests. a2c0
2.2.6. Two samples of the outer lens, provided that the construction of the special warning lamp with exception of the colour of the outer lens remains unchanged. a1c0
2.2.6. Two samples of the cover, provided that the construction of the special warning lamp with exception of the colour of the cover remains unchanged and the approval may be extended simultaneously or subsequently for special warning lamps of another colour. In this case, it is sufficient to carry out the photometric and colorimetric tests. a0c0