ImageScale

Calibrated measurement tool for images and microscopy

Measurement Canvas

Background Image

Upload a reference image (JPG/PNG) to measure objects within it. Drag the image to reposition. Zoom adjustments are automatically compensated in measurements.

Coordinate System

Second Ruler

Dark

Red

44.97 mm

Distance

0.0°

Angle to X-axis

0.0°

How to Use

• Upload a background image (JPG/PNG) and drag it to position it within the measurement canvas

• Click "Calibrate" and position the ruler endpoints to match a known distance in your image

• Enter the actual measurement value and select the appropriate unit (µm, mm, cm, m, or km)

• After calibration, reposition the ruler to measure other objects - all distances will display in your calibrated unit

• Drag the green crosshair to reposition the coordinate system origin

• Drag the blue crosshairs to adjust ruler endpoints for precise measurements

• Enable "Second Ruler" to measure angles between two measurement lines

• Use zoom controls to adjust image size for better visibility

ImageScale - Calibrated measurement tool for scientific and technical images

Ideal for microscopy, engineering drawings, maps, satellite imagery, and any image requiring precise measurements

Contact & Support

Questions, suggestions, or need help with ImageScale?

Built by mucnoc for scientists, engineers, and curious mindsVersion 1.0