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Overview of a Manual Lensometer & its Parts

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Wang Ming
Overview of a Manual Lensometer & its Parts

A Digital lensometer is a device that implies the green LED light-capturing methods to determine the power of not only single but also progressive and multifocal lenses with accuracy. It also uses the auto lens detection concepts. Once there is a proper alignment of the lenses through the lensometer monitor, it automatically assesses and obtains the lens transmittance. Therefore, Marco manual lensometer is in high demand and you can visit the website to know more about its features and functioning.

Different Parts of Digital Lensometer

To understand the functioning of a manual lensometer, it is important to know its parts. Like a slit lamp imaging module, even a lensometer has several parts.

  • Eye Piece 

This part is used to obtain accuracy in reading. There is a rubber guard in the eyepiece which helps to avoid scratching in the eyewear of a user.

  • Prism Knob 

The compensating device knob works by reading the figures of prism which are higher than five prism dioptre.

  • Reticle Adjustment Knob 

This part helps to rotate the lensometer reticle for aligning the base of the prism.

  • Lens Holder 

The handle of the lens holder helps in holding a lens in the right place with the aperture.

  • Spectacle Table Lever & Spectacle Table 

The spectacle table lever raises or lowers the spectacle table level as per the requirement of the user. Whereas, the spectacle table offers a resting place to the frame as the power of the lens neutralizes.

  • Lens Marker 

Marking device controls or lens markers are managed by the handle and it marks the lens at the prism reference point.

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