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Vertex Conversion Chart

Vertex Conversion Chart - Make sure you use the correct column. This simple tool will help you determine the power of your contact lens from the power of your eyeglasses! Association of optometric contact lens education. The lens powers are rounded to the nearest 0.12 d. 4.00 4.25 4.50 4.75 5.00 5.25 5.50 5.75 6.00 6.25 6.50 6.75. 32.00 — 10.55 40.12 — 8.41 44.25 — 7.63 48.37 — 6.98 52.50 — 6.43 33.00 — 10.23 40.25 — 8.39 44.37 — 7.61 48.50 — 6.96 52.62 — 6.41 34.00 — 9.93 40.37 — 8.36 44.50 — 7.58 48.62 — 6.94 52.75 — 6.40 Web for converting spectacle lens ⇔ contact lens power. Web our contact lens vertex calculator is the perfect tool for you if you're switching your eyeglasses for a pair of contacts. Web here’s how to use the chart: This is why the vertex distance—the distance from the back of the lens to the front surface of the cornea—is important!

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= 1 − ( ) = Vertex Distance;

4.00 4.25 4.50 4.75 5.00 5.25 5.50 5.75 6.00 6.25 6.50 6.75. This is why the vertex distance—the distance from the back of the lens to the front surface of the cornea—is important! Web it as stronger or weaker, although the power of the lens remains the same. Make sure you use the correct column.

You Can Use Our Contact Lens Vertex Calculator For Toric And Spherical Lens.

Web here’s how to use the chart: Fcl = vertexed cl power; We can use this formula to solve for f2 whether it is from spectacle rx to contact lens rx, or vise versa. Web our contact lens vertex calculator is the perfect tool for you if you're switching your eyeglasses for a pair of contacts.

32.00 — 10.55 40.12 — 8.41 44.25 — 7.63 48.37 — 6.98 52.50 — 6.43 33.00 — 10.23 40.25 — 8.39 44.37 — 7.61 48.50 — 6.96 52.62 — 6.41 34.00 — 9.93 40.37 — 8.36 44.50 — 7.58 48.62 — 6.94 52.75 — 6.40

F1 is the original lens power in diopters, whether it is the contact lens rx or spectacle rx. Web for converting spectacle lens ⇔ contact lens power. Aocle would like to thank all sponsors for their support and commitment towards contact lens education. • eye care practitioners use what’s called a vertex conversion chart to calculate this.

For Converting Spectacle Lens ⇔ Contact Lens Power.

Using the spectacle lens power column, find the spherical power you want to convert. On the chart, you’ll see a column for plus and one for minus. This simple tool will help you determine the power of your contact lens from the power of your eyeglasses! Association of optometric contact lens education.

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