All Tables

• Table 1: Properties of the telescopes and instruments^a.
• Table 2: The sample and the journal of observations^a.
• Table 3: Properties of the host galaxies^a.
• Table 4: Comparison of the average B-band host galaxy properties^a.
• Table 5: Colours and colour gradients of the BL Lac host galaxies^a.
• Table 6: Average colours of the host galaxies^a.
• Table 7: Colours of the single SSP fit compared to the colours of the BL Lac sample. 1 represents the best and 3 the worst fit.