definition of active view visible Understanding Active View metrics These metrics are available for Video and Display campaigns:. Measurable impr. - An impression is counted whenever your ad is served.Measurable impressions represent the number of times your ad appeared in locations on websites or apps that could be measured by Active View technology. Understanding Active View metrics These metrics are available for Video and Display campaigns:. Measurable impr. - An impression is counted whenever your ad is served.Measurable impressions represent the number of times your ad appeared in locations on websites or apps that could be measured by Active View technology. javascript date setutcdate method For in-stream video ads, 50% of the ad’s pixels must be visible in the browser window for a continuous 2 seconds. Active View reporting provides measurement data to inform publishers of the number of viewable impressions their site generated. Publishers can use this data to understand and en...