Radial Loupe

A circular magnifier lens that follows your cursor for pixel-level inspection. Perfect for comparing fine details, texture quality, noise levels, and sharpness between two images. Hover anywhere to zoom.

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Circular magnifier shows zoomed view of cursor position

Noise Comparison

Zoom into flat areas to compare noise levels between ISO settings or noise reduction algorithms.

Sharpness Check

Inspect edges and fine details to compare sharpening, lens quality, or upscaling artifacts.

Compression Artifacts

Find compression artifacts like blocking, ringing, and mosquito noise in compressed files.

Keyboard Shortcuts

L Toggle loupe on/off
+ Increase loupe zoom
- Decrease loupe zoom

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