Lens and mirror calculator
Pick a lens or mirror, give its focal length and the object distance, and get where the image forms, its magnification and nature - with the New Cartesian sign convention, the working and the ray diagram.
Practise on real ISC questions
- If an object is placed at a distance of $10\text{ cm}$ in front of a concave mirror of focal length… 2023
- Calculate the focal length of a convex lens whose radii of curvature of two surfaces is $10\text{ cm}$ and… 2019
- There are two types of lenses: Converging lenses and Diverging lenses, depending on whether they converge or… 2023
- Two convex lenses having focal length of $1.5\text{ cm}$ and $5\text{ cm}$ are placed coaxially to form a… 2025 Improvement
- What is the focal length of $L_1$? 2025 Specimen
- Derive Lens Maker’s formula. 2023 Specimen
- Name the type of mirror used here. 2025 Practice
- A thin converging lens of focal length $12\text{ cm}$ is kept in contact with a thin diverging lens of focal… 2022 Specimen
- An equiconvex lens forms a full size magnified image of a candle flame on a screen. How will this image… 2027 Specimen
- Two similar convex lenses are made up of two different materials as shown in Figures 7 & 8 below. Find the… 2026 Specimen
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