This comparison of the performance of aspheric, achromatic, and spherical PCX lenses in different situations reveals the ideal use cases for each type of lens.
Although a common misconception, individual optical lenses do not always form an image when the object plane is placed a focal length away from the lens.
Modifying Stock Optics Tip #4: Add A Coating To A Stock Lens
Join Andrew Fisher, Manufacturing R&D Engineer at Edmund Optics, as he discusses some tips for modifying stock optical components to fit your application's needs.
Computer Generated Hologram metrology provides a new solution for overcoming traditional asphere metrology. Learn more about CGH metrology at Edmund Optics.
Are all aspheric lenses from Edmund Optics® polished using magnetorheological finishing (MRF)?
No, advances in subaperture polishing have allowed for the fabrication of aspheres with surface figure error down to λ/20 (0.25µm). However, MRF is still...
What are the challenges associated with increasing the diameter of optics like aspheric lenses?
The CNC polishing equipment used to fabricate the optics must have a large enough range of motion to properly polish the full asphere, and the weight of the...
CNC polished aspheric lenses offer high numerical apertures while creating diffraction-limited spot sizes and are ideal for high-precision applications.
Deviations in surface form relative to an ideal shape at higher spatial frequencies than Zernike polynomial aberrations but lower frequencies than roughness.
Meta description: Ideal for volume applications, including laser diode collimation, bar code scanners, and optical data storage. Can be molded into diameters as small as 1mm.
I’m looking for a way to invert my field of view. I’d like to invert the vertical not the horizontal dimension. Do you have a stock solution or do I have to look into custom?
Could you tell me what the inner diameter of a ring mount mean? Does it mean the smallest diameter of the cylindrical components I can mount, or the biggest diameter?
Cinema lenses designed to create content tailored for online streaming utilize aspheres to shoot with a shallow depth of field while maintaining quality.
Light sheet fluorescence microscopy uses a 2D laser sheet to illuminate a thin slice of the sample and excite fluorescence, reducing phototoxicity and damage.
Aspherized Achromatic Lenses, exclusive to Edmund Optics, are doublet lenses consisting of two cemented optical elements that are matched for their color-correction ability and small RMS spot size.
Modifying Stock Optics Tip #3: Turn A Sphere Into An Asphere
Join Andrew Fisher, Manufacturing R&D Engineer at Edmund Optics, as he discusses some tips for modifying stock optical components to fit your application's needs.
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