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Bulino Engraving Portrait Guide

Learn bulino engraving portrait from scratch with a clear step-by-step workflow, recommended tools, safety guidelines, and expert tips.

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Workflow

  1. Select Reference Photo

    1 hour

    Choose high-contrast portrait with clear value zones suitable for dot density rendering.

    Ring Size Converter

  3. Build Dot Shading

    8 hours

    Place bulino dots in varying density to build midtones and shadows dot by dot.

  4. Refine Highlights

    2 hours

    Bright-cut highlight edges and reduce dot density in light zones for dimensional pop.

Tools Used

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Planning

Preparation

Safety

Execution

Quality

Documentation

Reference Materials

Dot DensityStandard

Optical gray ≈ dot coverage percentage — 50% dots reads as middle gray.

Bulino AngleFormula

Hold graver at 30–45° to surface; steeper angles make larger dots.

Value ZonesTable

Portrait value breakdown for planning.

ZoneCoveragePriority
Deep shadow80%+First
Midtone40–60%Second
Highlight0–10%Last

  • Patience

    Bulino portraits take 40–200+ hours — plan sessions to avoid rushed dots.

  • Eye Rest

    Look at distant object every 15 minutes to reset depth perception.

  • Reference

    Keep photo at same angle as work to judge values consistently.

Safety Notes

  • Bulino dots can flick metal chips toward eyes — always wear magnification with safety side shields.
  • Take frequent breaks to prevent repetitive strain injury.

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Engraving