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The world's largest metrology company was founded in 1934 by Yehan Numata with one product – the micrometer. Mitutoyo's philosophy at that time was to make ...

In the context of cameras and photography, the field of view refers to the area that the camera’s lens can capture in a single frame. A wider field of view captures more of the scene, while a narrower field of view focuses on a smaller portion of the scene. It is an important consideration in choosing lenses and camera systems, as it directly influences what will be included in the photograph or video.

Sensor Optical Format refers to the physical dimensions of an image sensor in a camera system. The most common optical formats for image sensors are expressed in inches, such as 1/2.3 inches or 1 inch. However, it’s essential to note that these designations don’t directly correspond to the physical size of the sensor but rather serve as a standardized naming convention. Different optical formats can impact the camera’s performance, depth of field, and the types of lenses compatible with the camera.

Lens distortion refers to the deviation of an optical lens from the ideal behavior of accurately reproducing straight lines. It often results in the warping or bending of images, especially towards the edges of a photograph. There are two primary types of lens distortion:

Edmunds Center · Photo by Danika Vannucci on April 12, 2018. · Photo shared by Stetson Athletics on February 10, 2024 tagging @stetsonwbb, and @ · Photo by Lex ...

IR LEDs. The IR LED (Infrared Light-Emitting Diode) is a SSL (Solid State Lighting) type of LED diode that sends out the light with a longer wavelengths than ...

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Lens resolution is often described in terms of line pairs per millimeter (lp/mm) or line widths per picture height (LW/PH). These metrics represent the ability of the lens to resolve alternating dark and light lines or patterns.

A lens mount is a mechanical interface or connection system that allows a camera lens to be attached securely to a camera body. It serves as a standardized attachment point, ensuring compatibility between lenses and cameras made by different manufacturers, provided they use the same lens mount system. It includes plenty of standard mounts such as M6, M12, M16, CS Mount, C Mount, etc.

Here "legislation" is presumably used to describe language because language is governed by rules. But this is not what is ordinarily meant by "legislation". Furthermore, the fact that an activity is governed by rules does not make it oppressive. For example, it would be silly to say that football is an oppressive activity because there are rules in the game. Without rules there cannot be games! Incidentally, we might observe that to label language as legislation is presumably an act of classification, since he is saying that language belongs to the class of legislations rather than the class of things that are not legislations. Likewise, to say that classifications are oppressive is also an act of classification. To be consistent then, Barthes should conclude that his very assertion is also an oppressive act! If this is supposed to be true one can only conclude that Barthes is simply distorting the meaning of "oppression".

Lens distortion can have both optical and geometric causes. Optical distortion results from imperfections in the lens design, while geometric distortion can occur due to the position of the lens relative to the subject or camera sensor.

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Description: Pincushion distortion causes straight lines to curve inward, resembling the shape of a pincushion. Like barrel distortion, it is more evident towards the edges of the image.

The field of view is influenced by factors such as the focal length of the lens, the sensor size, and the distance between the lens and the subject. It plays a crucial role in determining how much of the surrounding environment will be visible in the final image or video.

It’s important to note that the overall image resolution also depends on the camera sensor’s capabilities, as the lens and sensor together contribute to the final image quality. When evaluating lens resolution, it’s common to consider it in conjunction with the camera’s sensor resolution to assess the system’s overall imaging performance.

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For example, one slogan on a popular TV programme says "The truth is out there." This treats truth as if it were a physical object that can either be in here or out there somewhere. But truth is an abstract property of claims and theories and is not located anywhere. So this is an example of reification. Of course, we know roughly what the intended meaning is. What is meant is probably something like "the truth about a certain issue is something that we can discover if we try hard enough." For a different example, consider the popular claim that "History is just." A person or a system of rules or laws can be just or unjust, but justice is not really a property of history, taken as a body of facts about what has happened in the past. But again we can guess what the speaker might have in mind when the statement is made. Perhaps the intended meaning is something like "in time people will make the correct and fair opinion on the matter under discussion."

Aug 25, 2022 — Lasers are different from ordinary visible light. Because of their special properties, they are used in a wide variety of applications, ...

Lens resolution, also known as optical resolution or lens sharpness, refers to the ability of a camera lens to reproduce fine details in an image. It is a measure of the lens’s ability to capture and distinguish between closely spaced elements in a scene. The resolution of a lens is influenced by factors such as the quality of its optical design, the precision of its manufacturing, and the materials used in its construction.

Teacher : You did not get an "A" in the course because you were not hardworking. Student : But I was studying all the time and slept for only 5 hours a day! Teacher : No. If you were really hardworking, you would have got an "A".

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A digital single-lens reflex camera (digital SLR or DSLR) is a digital camera that combines the optics and mechanisms of a single-lens reflex camera with a ...

What is an ND filter? ... A neutral density filter, or ND filter, is a physical filter made of resin or glass that attaches to the front of your lens. They can be ...

The Lens is a crucial component in imaging systems, and its various specifications significantly impact the final imaging results and quality in various aspects. However, being one of the most complex optical elements, the inclusion of lenses in the selection process requires careful consideration of numerous factors. The Arducam team has introduced a multidimensional tool for lens selection, aiming to streamline the lens selection process for customers and assist them in choosing the most suitable lens with maximum efficiency.

The word "reify" came from the Latin word "res", which means thing. Reification is treating an abstract idea or property as if it were a concrete physical object.

Here, "hardworking" is the weasel word. The teacher is suggesting that to be hardworking one must be able to get an "A". But this not only distorts the ordinary meaning of the term. It also makes his first statement empty. This is because what the teacher means by "hardworking" is "a person who could get an A." So in effect, his first statement is equivalent to: "You did not get an "A" in the course because you were not a person who could get an A."

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Inappropriate uses of reification is an example of category mistakes. This is the mistake of ascribing to something of one category a feature that only applies to another, or more generally, misrepresenting the category to which something belongs. Consider the famous sentence "colourless green ideas sleep furiously". Although grammatical, this sentence contains a number of category mistakes, since green ideas cannot be said to be colorless, and ideas are not the kind of things that can sleep.

The two examples here show that reification in itself need not be objectionable. It increases dramatic impact and is often used in poetry and metaphors. However, if our purpose is to convey information clearly and simply, then reification should perhaps be avoided. If a claim that involves reification constitutes a meaningful and informative claim, then it can be expressed more clearly in simpler language without using reification. When it is difficult if not impossible to carry out this translation, this is a good sign that the original statement does not actually have a clear meaning. So, in general, unless you want dramatic impact, avoid using reification. But if you have to, make sure you know what you really intend to say.

Roland Barthes (1915-80), famous French social and literary critic. Quote take from his inauguration lecture of the Chair of Literary Semiology, College de France.

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Generally speaking, distortion is a matter of using words in such a way that deviates from its standard meaning in an inappropriate manner.

The Z-Suite: With Dani Kind, Mark McKinney, Nadine Djoury, Rhys Darby. Boutique NYC ad agency faces generational clash between C-Suite executives and Gen Z ...

It is a measure used in optics and imaging to describe the extent of the observable world that can be seen at any given moment through a lens or optical system. The field of view is typically expressed in degrees and includes HFOV(Horizontal Field of View), VFOV(Vertical Field of View), and DFOV(Diagonal Field of View).

The use of weasel words is also an example of distortion. These are cases where the ordinary meaning of a word is changed inappropriately in the middle of a discussion, usually in response to some counterexample or an objection. See the following exchange :

High-resolution lenses are capable of capturing fine details and producing sharp images with clear contrast between adjacent elements. In contrast, lower-resolution lenses may exhibit less sharpness and may struggle to render intricate details.

Many bad philosophical arguments gain their plausibility through distortion. For example, the following argument is not uncommon : "Everyone is selfish, including people who help others. This is because everyone does what he or she wants to do.." In this argument it is implicitly assumed that a selfish person is to be defined as someone who does what he or she wants. But this is a distortion of the ordinary meaning of "a selfish person", which is more like "someone who wants to do only those things that are to his or her advantage." A person might want to do something in order to help other people, not because it is to his or her advantage.

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by A Sanner · 2022 · Cited by 25 — Surface roughness is primarily characterized in terms of scalar parameters; especially common are the root-mean-square (rms) height and slope, which are the rms ...

If you need to get more detailed information about Lens parameters and explanations, please refer to the Major Parameters section.

One example of distortion is the use of inappropriate emotive connotations. Many expressions in the language are not purely descriptive but carries positive or negative connotations. When using such terms, it is important to check whether the connotations are appropriate. Here are some examples :

Think for a moment and see if you can identify the category mistake in this sentence. answer What we actually see are objects in the external world and not their representations. It might be true that the brain constructs representations when we see a tree, but it is the tree we see and not the representations in our head!

The aspect ratio is the proportional relationship between the width and height of an image or a display screen. It is expressed as a ratio of the image width to the height. The aspect ratio is commonly written in the form of “width: height” or as a simple fraction.

In scientific theorizing, one should of course try to describe and explain phenomena using factual language that is value-neutral as far as possible. For example, terms such as "blackhole", "ethanol", "DNA" have no positive or negative connotation. In other contexts, such as news reporting, it is also important to distinguish between a factual description of a state of affairs from one's value judgments. It is of course not entirely easy to completely avoid using terms that carry connotations of one kind or another. Whether you describe a person as "independent" or "uncooperative" reflects your very different judgement of the person. But at the very least, we should be alert to the connotations of the words that we use.

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Churchland, Ramachandran, and Sejnowski (1994) "A critique of pure vision" in Large-Scale Neuronal Theories of the Brain, edited by Christof Koch and Joel Davis, MIT Press.

Our Holographic Diffraction Gratings are highly efficient embossed Holographic Optical Elements (H.O.E.). Diffraction Gratings are used for the direct ...