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Title: Optical Lens Processing

Essay Details

Subject: Technology
Author: Mildred P
Date: April 29, 2016
Level: University
Grade: A
Length: 3 / 815
No of views: 0
Essay rating: good 0, average 0, bad 0 (total score: 0)

Essay text:

Edging is the process of cutting these optical lens blanks to fit frames, producing a pair of glasses. Equipment There are four pieces of equipment used in the lens edging process. A lensometer is used to check the power in the lens. The tracer is used to determine the dimensions and shape of the frame...

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The tracer is used to determine the dimensions and shape of the frame. The blocker is used to prepare the lens for handling by the edger. The edger cuts the lens to the dimensions specified by the tracer. Lensometer (Source: Topcon) Tracer (Source: National Optronics) Blocker (Source:Topcon) Edger (Source: National Optronics) Process Step 1 ? Checking the Lens After receiving the lens blanks the lab technician first checks them visually for any scratches or imperfections that would be cause for rejection...

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