Focal Length of Concave Lens given Radius Calculator

✖Radius is a radial line from the focus to any point of a curve, used to measure the distance from the center of a circle or sphere to its edge or surface.ⓘ Radius [r_curve]			+10% -10%
✖Refractive Index is a measure of how much a lens bends light, describing the amount of refraction that occurs when light passes from one medium to another.ⓘ Refractive Index [n]			+10% -10%

✖Focal Length of Concave Lens is the distance between the center of the lens and the focal point, which is the point where parallel rays of light converge after passing through the lens.ⓘ Focal Length of Concave Lens given Radius [f_{concave lens}]

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Focal Length of Concave Lens given Radius Solution

STEP 0: Pre-Calculation Summary

Formula Used

Focal Length of Concave Lens = Radius/(Refractive Index-1)
f_{concave lens} = r_curve/(n-1)
This formula uses 3 Variables

Variables Used

Focal Length of Concave Lens - (Measured in Meter) - Focal Length of Concave Lens is the distance between the center of the lens and the focal point, which is the point where parallel rays of light converge after passing through the lens.
Radius - (Measured in Meter) - Radius is a radial line from the focus to any point of a curve, used to measure the distance from the center of a circle or sphere to its edge or surface.
Refractive Index - Refractive Index is a measure of how much a lens bends light, describing the amount of refraction that occurs when light passes from one medium to another.

STEP 1: Convert Input(s) to Base Unit

Radius: 0.068 Meter --> 0.068 Meter No Conversion Required
Refractive Index: 1.28 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

f_{concave lens} = r_curve/(n-1) --> 0.068/(1.28-1)

Evaluating ... ...

f_{concave lens} = 0.242857142857143

STEP 3: Convert Result to Output's Unit

0.242857142857143 Meter --> No Conversion Required

FINAL ANSWER

0.242857142857143 ≈ 0.242857 Meter <-- Focal Length of Concave Lens

(Calculation completed in 00.004 seconds)

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National Institute of Technology (NIT), Jamshedpur

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< Lenses Calculators

Object Distance in Concave Lens

LaTeX Go Object Distance of Concave Lens = (Image Distance*Focal Length of Concave Lens)/(Image Distance-Focal Length of Concave Lens)

Object Distance in Convex Lens

LaTeX Go Object Distance of Convex Lens = (Image Distance*Focal Length of Convex Lens)/(Image Distance-(Focal Length of Convex Lens))

Magnification of Concave Lens

LaTeX Go Magnification of Concave Lens = Image Distance/Object Distance

Power of Lens

LaTeX Go Power of Lens = 1/Focal Length of Lens

Focal Length of Concave Lens given Radius Formula

LaTeX Go

Focal Length of Concave Lens = Radius/(Refractive Index-1)
f_{concave lens} = r_curve/(n-1)

What is Focus in Physics?

In physics, focus refers to the point where waves, such as light or sound, converge after passing through a medium or reflecting off a surface, this concept is crucial in understanding how images and signals are formed and perceived.

How to Calculate Focal Length of Concave Lens given Radius?

Focal Length of Concave Lens given Radius calculator uses Focal Length of Concave Lens = Radius/(Refractive Index-1) to calculate the Focal Length of Concave Lens, Focal Length of Concave Lens given Radius formula is defined as a measure of the distance between the lens's optical center and its focal point, which determines the lens's ability to converge or diverge light, and is a critical parameter in designing optical systems, such as cameras, telescopes, and microscopes. Focal Length of Concave Lens is denoted by f_{concave lens} symbol.

How to calculate Focal Length of Concave Lens given Radius using this online calculator? To use this online calculator for Focal Length of Concave Lens given Radius, enter Radius (r_curve) & Refractive Index (n) and hit the calculate button. Here is how the Focal Length of Concave Lens given Radius calculation can be explained with given input values -> 0.204204 = 0.068/(1.28-1).

FAQ

What is Focal Length of Concave Lens given Radius?

Focal Length of Concave Lens given Radius formula is defined as a measure of the distance between the lens's optical center and its focal point, which determines the lens's ability to converge or diverge light, and is a critical parameter in designing optical systems, such as cameras, telescopes, and microscopes and is represented as f_{concave lens} = r_curve/(n-1) or Focal Length of Concave Lens = Radius/(Refractive Index-1). Radius is a radial line from the focus to any point of a curve, used to measure the distance from the center of a circle or sphere to its edge or surface & Refractive Index is a measure of how much a lens bends light, describing the amount of refraction that occurs when light passes from one medium to another.

How to calculate Focal Length of Concave Lens given Radius?

Focal Length of Concave Lens given Radius formula is defined as a measure of the distance between the lens's optical center and its focal point, which determines the lens's ability to converge or diverge light, and is a critical parameter in designing optical systems, such as cameras, telescopes, and microscopes is calculated using Focal Length of Concave Lens = Radius/(Refractive Index-1). To calculate Focal Length of Concave Lens given Radius, you need Radius (r_curve) & Refractive Index (n). With our tool, you need to enter the respective value for Radius & Refractive Index and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Focal Length of Concave Lens?

In this formula, Focal Length of Concave Lens uses Radius & Refractive Index. We can use 1 other way(s) to calculate the same, which is/are as follows -

Focal Length of Concave Lens = (Object Distance*Image Distance)/(Image Distance+Object Distance)

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