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{{short description|Measure of image quality}} ...y described in the terms of the signal level that yields a threshold level of SNR. ...

...gration time.<ref name=EncyOptEng>{{Google books|rcrGlrguj1YC|Encyclopedia of optical engineering|page=2380}}</ref> Whereas smear refers to a relatively ...org/abstract.cfm?id=40363}}</ref> Note that this frequency is in radians of phase per cycle. The equivalent expression in Hz is ...

{{short description|Method of photography}} [[File:Afocal photography.png|thumb|right|350px|An afocal setup with a digital camera and a [[finders ...

...gration time.<ref name=EncyOptEng>{{Google books|rcrGlrguj1YC|Encyclopedia of optical engineering|page=2380}}</ref> Whereas smear refers to a relatively ...mvar|u}} is the spatial frequency and <math>\alpha</math> is the amplitude of the smear in pixels.<ref>{{cite journal|last=Johnson|first=Jerris F.|title= ...

{{short description|Type of photographic technique}} ...cisco cable car]], showing prominent striped background. The vertical axis of the photo is a spatial dimension as with normal photos, but the horizontal ...

...er]]'', designs can also incorporate a curved focal plane like in the case of the [[human eye]] in order to improve image quality at the focal surface. [[File:Keplerspacecraft-FocalPlane-cutout.svg|thumb|The image-sensor array of the [[Kepler space telescope|Kepler space observatory]] is curved to compen ...

...the [[Sun]], observable from [[Earth]] at [[night]], although a component of starlight is observable from Earth during [[daytime]]. ...ote=Starlight astronomy. |first=Hector |last=Macpherson |title=The romance of modern astronomy |publisher=J.B. Lippincott |date=1911 |page=[https://archi ...

...|title=Laser speckle contrast imaging in biomedical optics|journal=Journal of Biomedical Optics|volume=15|issue=1|pages=011109–011109–12|doi=10.1117/1.32 ...le contrast imaging: theoretical and practical limitations|journal=Journal of Biomedical Optics|volume=18|issue=6|pages=066018|doi=10.1117/1.JBO.18.6.066 ...

{{Short description|Outer moon of Uranus}} ...ef name="cneos-diameter"/> Given H {{=}} 13.7 and assuming an albedo range of 0.04–0.10, the diameter range is {{val|8|-|12|u=km}}.}}<br>8 km<ref name="S ...

| subjects = Science, mathematics ...The book explores a wide range of fundamental concepts in mathematics and science, written at a level understandable by [[middle school]] students up through ...

{{Short description|Outer moon of Neptune}} ...f name="MPEC-2024-D114"/> S/2002 N 5 orbits Neptune at an average distance of over {{convert|23|e6km|e6mi|abbr=unit}} and takes almost 9 Earth years to c ...

{{short description|Imaging of focal planes within a thick sample}} ...s of a [[pollen]] grain. (b) Combined image. (c) Combined image of a group of pollen grains.<ref>{{cite journal|doi=10.1038/srep14513|pmid=26415516|pmc=4 ...

...{=}} 3}} called P3P, and many solutions are available for the general case of {{math|''n'' ≥ 3}}. A solution for {{math|''n'' {{=}} 2}} exists if feature |series=Lecture Notes in Computer Science ...

...nert substances known as '''maskants''' are used to protect specific areas of the material as [[resist]]s.<ref name=smeCM />{{sfn|Harris|1976|p=32}} ...rmor.jpg|thumb|An etched and partially russeted and gilded half armor made of steel, brass, leather, and textiles]] ...

{{Short description|Outer moon of Neptune}} ...ef name="cneos-diameter"/> Given H {{=}} 12.1 and assuming an albedo range of 0.04–0.10, the diameter range is {{val|16|-|25|u=km}}.}}<br>14 km<ref name= ...

{{Short description|Comparison of a wide range of probabilities}} ...ed in the relevant articles and references. For example, the probabilities of obtaining the different [[poker]] hands assume that the cards are dealt fai ...

{{Short description|Type of filter used in image processing}} ...Osaka Sangyo]] Universities in [[Japan]], developing early medical imaging of dynamic [[heart]] muscle in the 1970s and 80s. ...

...list of well-known [[dimensionless quantities]] illustrating their variety of forms and applications. The tables also include [[number|pure numbers]], di ! scope="col" | Field of application ...

...White light [[Interferogram]], '''Below''': Red-, Green- and Blue channels of the White light interferogram shown above ...alternative name for [[coherence scanning interferometry]] in the context of areal surface topography instrumentation that relies on spectrally-broadban ...

...sting of a color space (IPT) with improved hue uniformity. In: Proceedings of The Sixth Color Imaging Conference, 8-13, 1998 </ref> The format is derive ...ponent is a [[Luma (video)|luma]] component that represents the brightness of the video, and ''C_T'' and ''C_P'' are blue-yellow (nam ...