About this app
Image Formation by Concave and Convex Lens by EduTech Era is a dedicated learning app designed to help students understand how lenses form images in different positions. The app covers concave and convex lens behavior, ray diagrams, focal length concepts, real and virtual images, and all key rules of image formation. With step-by-step diagrams, simple explanations, and visually clear examples, students can easily grasp how images change with object distance. The app is perfect for CBSE, ICSE, State Board, and competitive exam preparation. Features include concept-wise notes, clean diagrams, smooth navigation, and exam-focused explanations for quick and effective revision. EduTech Era ensures accurate, engaging, and student-friendly learning for all physics learners.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 30, 2026 · 9:43 PM $1.99
Screenshots
