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Related Concept Videos

Wood Surfacing01:14

Wood Surfacing

Wood surfacing is a critical finishing process designed to smoothen the wood surface, enhance its dimensional accuracy, and make handling safer. This process compensates for potential shrinkage during the seasoning phase by marginally increasing the wood dimensions before surfacing. It also helps correct some distortions that may occur as the wood dries.
The equipment used in the surfacing process is a plane equipped with rotating blades. This tool efficiently smoothens the wood surface and can...
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Surface Area Calculations

Surface area calculations for a graph z = f(x, y) are fundamental in engineering applications involving curved structures such as satellite dishes. A parabolic dish reflects communication signals efficiently, but engineers must determine its exact curved surface area to estimate coating materials, fabrication costs, and structural requirements. Since the rim of the dish forms a circular boundary, the surface area is calculated over a circular domain in the xy-plane.Parametric Representation of...

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Related Experiment Video

Updated: Jun 15, 2026

Convergent Polishing: A Simple, Rapid, Full Aperture Polishing Process of High Quality Optical Flats & Spheres
13:07

Convergent Polishing: A Simple, Rapid, Full Aperture Polishing Process of High Quality Optical Flats & Spheres

Published on: December 1, 2014

Aspherical surface polishing with a ring polisher.

G H Chen, D T Moore

    Applied Optics
    |March 9, 2010
    PubMed
    Summary
    This summary is machine-generated.

    This study modifies a ring polisher for high-speed, uniform polishing of aspherical surfaces. Experimental results demonstrate effective direct polishing of ground aspherical workpieces.

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    Area of Science:

    • Optics and Photonics
    • Materials Science and Engineering
    • Manufacturing Technology

    Background:

    • Traditional polishing methods struggle with complex aspherical surface geometries.
    • Existing ring polishers require modifications for enhanced speed and uniformity.
    • Aspherical optics are crucial for advanced imaging and optical systems.

    Purpose of the Study:

    • To adapt a ring-shaped polisher for high-speed polishing of aspherical surfaces.
    • To investigate and model the uniformity of surface polishing.
    • To present fabrication details and experimental validation of the modified polisher.

    Main Methods:

    • Modification of a previously analyzed ring-shaped polisher design.
    • Reformulation of mathematical modeling for polishing uniformity analysis.
    • Fabrication of the high-speed ring polisher.
    • Experimental direct polishing of ground aspherical surfaces.

    Main Results:

    • Successful modification of the ring polisher for high-speed aspherical surface polishing.
    • Mathematical model provides insights into polishing uniformity.
    • Experimental results show effective direct polishing of ground aspherical surfaces.

    Conclusions:

    • The modified high-speed ring polisher is effective for aspherical surfaces.
    • The reformulated model aids in understanding and optimizing polishing uniformity.
    • This approach offers a viable method for fabricating aspherical optical components.