Spiral card for developing at 250 cm

High-contrast spiral card for a baby of about 4–6 months to look at from 250 cm — white on black, thinnest feature 28.1 mm. — Spiral · Developing (4–6 months) · from 250 cm · white on black · thinnest feature 28.1 mm · designed for ~20/120

Sheet size:A4US Letter

Print at 100% / “actual size”, never “fit to page”. Check your printer.

Viewing distance: 250 cm
Thinnest feature: 28.1 mm
Designed for: ~20/120 (5 cpd)
Stage: Developing (4–6 months)
Polarity: white on black

The link opens this exact design in the generator, where you can change the distance, the paper, the pattern or the polarity — and download it as a PNG at any resolution, or tiled across several sheets for a wall.

Mount it where it cannot be pulled down, and never inside a cot with a baby in it. These are enrichment prints, not a medical device — for premature, CVI or low-vision care follow your clinicians (mounting safely,disclaimer).