The holographic light field display has a layer of
very small lenses over it that transmits light in various directions, which makes the screen lo...
The holographic light field display has a layer of
very small lenses over it that transmits light in various directions, which makes the screen look like a floating hologram to anyone who is within viewing range.
Not exact matches
Compared to traditional spherical
lenses that use complicated shaped surfaces to focus light, GRIN
lenses can be made
very small because they focus light through continuous refractive index changes within the
lens material.
Ever since Antonie van Leeuwenhoek peered through his crude microscope and confirmed that life is indeed packaged in
very small containers, biologists have recruited physicists to focus stronger
lenses, train more powerful rays and run ever tinier probes on cells and the molecules that make them live — and die.
Even low - mass objects like planets can
lens a source significantly, and so we can probe down into the
very low - mass planet regime with this method and detect planets much
smaller than current radial velocity or transit capabilities allow.
The deposits selected for luminescence dating were mainly composed of poorly to moderately well - sorted, medium to
very coarse subangular sand with occasional thin
lenses of
small gravel.
The film was shot on an iPhone 5S using an $ 8 app called Filmic Pro and some prototype
lenses from Moondog Labs, all with a
very small budget.
«Schools are
very diverse, and too often we look at the education system through the
lens of a large urban school and we don't consider what it might mean to implement this in a
smaller rural school without those opportunities for savings.»
«Finally, while the prototypes that we have made are
very small compared to many Lidar systems, we still use what we call free - standing optics, millimeter - scale
lenses and mirrors and beam - splitters and things like that.
In the early stages there may be
very little indication that anything is wrong, particularly if the cataract is
small and at the periphery of the
lens.
A one meter by one meter (39 ″ x39 ″) Fresnel
lens concentrates sunlight to produce roughly 1000 watts of heat energy to a
very small point.
With no
lens, there is light coming from the hot sun, but it is coming from a
very small part of the sky.
Since the
small lens and sensor already have
very deep depths of field, closing down the aperture on the S9 has a minimal effect on what's in focus.
The 12 - megapixel image sensor is new and improved, with better image processing, but the major change is found in the
lens, which can now physically switch between a
very bright f / 1.5 aperture and a
smaller f / 2.4 aperture, similar to how larger cameras work.
The Nikon choice would be a D7200, the problem is that is too big and that I like using manual focus
lenses, and focusing with a
small OVF is
very difficult.
The rear camera on the iPhone X is
very similar to the one on the iPhone 8 Plus, with some
very small differences, notably Optical Image Stablisation (OIS) on the telephoto
lens (like in the Galaxy Note 8)
At such a
small size and without a
lens, Gill told us the cost of the sensor should be
very low, making it practical for device makers to embed it in their wares.
The Galaxy S8 has
very small top and bottom bezels so they moved the fingerprint sensor to the back near the camera
lens.
Given the relatively
small size of phone sensors and
lenses, and the ability to have
very fast electronic shutter speeds, most bright scenes can be adequately captured even with a wide aperture setting.
The back of the Nokia Lumia 630 is
very simple with just a
small loudspeaker, the 5MP camera
lens near the top and of course the
small Nokia logo in the centre.