A beautiful, modern FOV (Field of View) calculator with bidirectional conversion for gaming and display configuration.
- Bidirectional Conversion - Convert between horizontal and vertical FOV
- Real-time Updates - Instant calculation as you adjust sliders
- Resolution Presets - Common resolutions (FHD, QHD, 4K, Ultrawide)
- Custom Settings - Manual resolution and aspect ratio inputs
- Material Design - Clean, professional UI
- Responsive Layout - Works on desktop and mobile
- Open the calculator in your browser
- Click the resolution card to select your display
- Adjust FOV sliders to your preference
- Copy the calculated values to your game settings
# Clone the repository
git clone https://github.com/Kurosar/FOVCalculator.git
cd FOVCalculator
# Open in browser (no build required!)
open index.html
// Horizontal to Vertical FOV
VFOV = 2 × arctan(tan(HFOV/2) × height/width)
// Vertical to Horizontal FOV
HFOV = 2 × arctan(tan(VFOV/2) × width/height)
- Vanilla JavaScript - No frameworks, maximum compatibility
- Material Design - Google's design language
- FontAwesome - Icon set
- CSS Grid & Flexbox - Modern, responsive layouts
- HTML5 - Semantic, accessible markup
This project is licensed under the GPL v3 License - see the LICENSE file for details.
Made with ❤️ by Kurosar
⭐ Star this repo if you find it useful!