three aspherical lenses which assemble images of objects from different angles, torecreate the angles normally seen by the human eye
aspheric in British English
(əˈsfɛrɪk, eɪˈsfɛrɪk)
noun
1.
a lens that has a shape that is not completely round
2.
a contact lens with changing lens strength
adjective
3. Also: aspherical
having a shape that is not completely round
aspheric lenses, which have an elliptical shape
aspherical in American English
(eiˈsferɪkəl)
adjective
Optics(of a reflecting surface or lens)
deviating slightly from a perfectly spherical shape and relatively free from aberrations
Also: aspheric
Word origin
[1920–25; a-6 + spherical]This word is first recorded in the period 1920–25. Other words that entered Englishat around the same time include: audio, checkout, montage, self-service, ski jump
Examples of 'aspherical' in a sentence
aspherical
Sharp transitions between aspherical micelle and a vesicle are found in most cases.
O.Y. Kalyuzhnyi, J.M. Ilnytskyi, C. von Ferber 2017, 'Shape characteristics of the aggregates formed by amphiphilic stars in water: dissipativeparticle dynamics study', Condensed Matter Physicshttps://doi.org/10.5488/CMP.20.13802. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The particles formed in all three systems are similarly aspherical.
G. McFiggans, H. Coe, R. Burgess, J. Allan, M. Cubison, M. R. Alfarra, R. Saunders,A. Saiz-Lopez, J. M. C. Plane, D. Wevill, L. Carpenter, A. R. Rickard, P. S. Monks 2004, 'Direct evidence for coastal iodine particles from Laminaria macroalgae – linkage toemissions of molecular iodine', Atmospheric Chemistry and Physicshttp://www.atmos-chem-phys.net/4/701/2004/acp-4-701-2004.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This article reviews the concept of ‘the sag' and how to calculate the sag for spherical and aspherical surfaces.
Wayne D.H. Gillan 2016, 'The sag: A forgotten parameter in need of resurrection?', African Vision and Eye Healthhttps://avehjournal.org/index.php/aveh/article/view/352. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The spherical and aspherical packs with varying degrees of particle shapes and heterogeneities are virtually isotropic.
L Akanji, G Nasr, S Matthai 2016, 'Estimation of hydraulic anisotropy of unconsolidated granular packs using finite elementmethods', International Journal of Multiphysicshttp://journal.multiphysics.org/index.php/IJM/article/view/231. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The paper deals with the problems of higher order aspherical surfaces approximation using different equation types.
T. V. Ivanova, G. E. Romanova, , T. V. Zhukova, , Y. E. Stepanov, I. I. Bondar, R.O. Dantsaranov 2015, 'ASPHERICAL SURFACES APPROXIMATION IN AUTOMATED DESIGN OF OPTICAL SYSTEMS', Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optikihttp://ntv.ifmo.ru/file/article/13671.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Direct simulation was carried out on synthetically generated spherical, aspherical, ellipsoidal (aspect ratio of 2 and 3) and lenticular samples.
L Akanji, G Nasr, S Matthai 2016, 'Estimation of hydraulic anisotropy of unconsolidated granular packs using finite elementmethods', International Journal of Multiphysicshttp://journal.multiphysics.org/index.php/IJM/article/view/231. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)