Using water-immersion objectives (×20 W/numerical aperture 0.5 and ×40 W/numerical aperture 0.8; Carl Zeiss), final magnifications of 306× and 630× were achieved.
Images were collected through either a 40× (numerical aperture, 1.00) or 60× (numerical aperture, 1.42) oil immersion lens.
By Genevieve Fussell February 24 , 2015"Woman with Cards," 1930, from "Florence Henri: Mirror of the Avant-Garde, 1927-1940" (Aperture, 2015).
Bruce Davidson – Subway £40, Aperture; £35, Amazon Previous editions of Bruce Davidson's study of the New York subway system and its passengers have shot up in price.
It has a 0.6-second launch time, laser auto-focus and f1.8 aperture, which the company said should rival the best in low-light performance from Samsung.
— David Pogue (@Pogue) 10 Sep 13 The iPhone 5S has a new camera system with an f.2.2 aperture.
It's an eight-megapixel model with an f/2.4 aperture, meaning that it lets in a lot of light.
You have a standard f1.8 aperture 28mm equivalent wide angle and a "telephoto" f2.8 aperture 56mm lens.
The lens has an f2.2 aperture, which is a 1/4 stop improvement over the iPhone 5's f2.4 aperture.
It has a ƒ/2.4 aperture and a hybrid infrared filter.
L1-L4, Lens; A1 and A2, aperture.
