focal distance


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Related to focal distance: Effective focal length

focal distance

ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.focal distance - the distance from a lens to its focusfocal distance - the distance from a lens to its focus
distance - the property created by the space between two objects or points
Translations
References in classic literature ?
Of what use is genius, if the organ is too convex or too concave and cannot find a focal distance within the actual horizon of human life?
The same logic governs Focal Distance, but the process has been modified for greater complexity.
For this purpose, and in order to adjust the distance to the actual focal point of the transducer, the tank was slowly filled with water in order to change the distance from the front-face of the transducer to the water surface around the nominal focal distance, which was 38 mm.
2] (= 14[micro]V/m) comparable with that of the SES activity under discussion (see the second line of Table 1) and a focal distance [r.
The shape of the lens is determined for a focal distance [d.
The dimensions of the ellipse used for the computation were the actual dimensions of the ellipsoidal reflector that has been constructed in our laboratory: a = 75 cm and b = 60 cm with inter focal distance 2c = 2[square root of [a.
Unlike camera modules that are used in Notebook/Mobile camera applications, these pluggable camera modules from e-con are mounted with the S-mount lens holder and customers can choose a lens that is optically meeting their application requirements such as Field of View, Depth of Focus, Minimum focal distance, adjustable focal length etc.
The 8EoACA[yen]x3EoACA[yen]x5EoACA[yen] unit represents the smallest form factor available and includes auto-focus to eliminate the need for physical contact with the subject to achieve optimal focal distance.
The one in the front (screen side) is set with the correct focal distance and angle for FaceTime calls, which transmit voice and the live image of the caller as he or she receives the image of the other party.
Through the use of mirrors, the beam is quickly located onto the workpiece surface as required: consider that if the focal distance is 1 m and the requirement calls for spots to be separated by 25.
In the model, C and D represent the edges of the mirror; d is the diameter of the mirror, f is the f number (hence the focal distance is d-f); k is the solar concentration ratio, and hence if r is the radius of the target circle, then k = d/2r the radius of the target circle is d/2k.

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