Instead, it uses a respectable 13 - megapixel sensor with a wide - angle 120 - degree field of capture and
a narrower aperture of f / 1.9.
Not exact matches
In the device created by Changhuei Yang and his team at the California Institute
of Technology, light shines on a liquid sample flowing through a
narrow channel, below which are one - micron - wide
apertures spaced 10 microns apart.
The investigators optimized the image resolution and acquisition time to under five minutes by adopting a 1.5 millimeter - thick scintillator, which picks up gamma rays as they are emitted from within the body, and a 1 millimeter pin - hole collimator, which acts like an
aperture to
narrow focus on a particular field
of view.
Narrow apertures are a pet peeve
of mine.
Getting in is a challenge not only because
of the concealed door handles but also due to the
narrow door
aperture and the restricted adjustment
of the space - age bucket seat.
Exit is likewise commendable, though the rear seats do require a little twisting
of the hips to negotiate the lower door's
narrowing aperture.
That said, the
narrow door sills and okay - sized door
apertures means it's not too much
of a struggle to enter or exit the car's cabin.
Faced with the challenge
of bringing new perspectives to a classic body
of work and
narrowing down the 700 prints Shore scanned and corrected from Uncommon Places,
Aperture's Lesley Martin decided to ask 16 artists, curators, filmmakers, and writers to make the selections.
For group shots, landscapes, and so on, you often want a
narrow aperture and all the depth
of field that comes with it.
Shooting at a wider
aperture, such as f / 2.0, lets in more light and achieves more «blur» in front
of and behind the subject
of an image, while shooting at a
narrower aperture, such as f / 7.0, lets in less light and results in crisper pictures.
On SLRs and DSLRs, shallow depth
of field is achieved by
narrowing or widening the
aperture (the opening
of the lens's diaphragm through which light passes through), which in turn
narrows or widens the focal plane.
Interestingly, in low light, the iPhone 7 Plus's software is clever enough to know that the 2x lens's
narrow aperture and lack
of OIS will let the quality down and the phone deliberately keeps using the main stabilised lens, using digital zoom instead.
As fun as the wide - angle lens is, it's not great in low light which is to be expected from the
narrower aperture and lack
of OIS compared to the main sensor.
A wider
aperture (i.e., a lower
aperture number) allows the camera to capture more light, while a
narrower aperture (i.e., higher
aperture number) allows the camera to capture images that are sharper and have more
of the frame in focus.
The two devices also have a 5 - megapixel front camera, which too features an
aperture of f / 1.9, which is a little
narrower than the new devices and there is fixed focus instead
of autofocus.
Sure, the S9 + excels in low light, but I'm far from sold in the value
of the f / 2.4 option, and I've even run into a few situations where the
narrower aperture can cause problems.
The Mate 9 also offers a dual - rear camera with a 20 - megapixel monochrome sensor and a 12 - megapixel RGB sensor, but the
aperture of the lenses is
narrower at f / 2.2.
Last time around, that second lens was a telephoto with a
narrower field
of view, and also employed a much smaller f / 2.6
aperture.