There have been several accidents from e-cigarette devices exploding and injuring users
So, if you are working at f/8 and you zoom out to 400mm you are actually stopped down 2/3 stop
Retrieved from: Bracken-Clarke, D., Kapoor, D., Baird, A.M., Buchanan, P.J., Gately, K., Cuffe, S., and Finn, S.P
A number of people have said that, and I say that is the supreme compliment
Originally our intent was to include more years of survey data than the 1997 to 2003 range
Dimensions: 2524 x 3537 px | 21.4 x 29.9 cm | 8.4 x 11.8 inches | 300dpi Date taken: 1 January 1960 Location: Paris, France Photographer: KEYSTONE Pictures USA More information: This image could have imperfections as its either historical or reportage