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Related Experiment Videos

[A variable cross cylinder with extended scale].

J Reiner

    Klinische Monatsblatter Fur Augenheilkunde
    |June 1, 1984
    PubMed
    Summary
    This summary is machine-generated.

    Adding a spherocylindrical lens improves readability of low-strength corrections on Stoke's Cylinder lenses. This method also allows for double-angle markings by spreading the scale graduation for better optical measurements.

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    Area of Science:

    • Optometry
    • Ophthalmology
    • Optical Engineering

    Context:

    • Stoke's Cylinder lens is crucial for measuring astigmatism.
    • Readability of low-power corrections on lens scales can be challenging.
    • Accurate scale graduation is essential for precise optical measurements.

    Purpose:

    • To enhance the readability of Stoke's Cylinder lens scales.
    • To introduce a method for spreading scale graduation.
    • To facilitate double-angle marking on optical lenses.

    Summary:

    • An additional spherocylindrical lens can be used to modify the scale graduation on a Stoke's Cylinder lens.
    • This modification improves the readability of lower-strength corrections.
    • The technique allows for the creation of double-angle markings by spreading the scale graduation.

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    Impact:

    • Improved precision in optometric examinations.
    • Enhanced usability of optical testing equipment.
    • Potential for new lens design and measurement techniques.