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FT-09: Small labels: print layout

<!-- Generated from field-tests/suite.json by tools/field_tests.py. Edit the JSON, not this file. -->

Category: Print · Time: about 15 minutes · Run it and see results: https://openckey.org/tests/test?id=FT-09

What it checks

The print layout (Profile 0.1) reads at smaller sizes than the standard layout.

Why

The print layout uses larger marks and gaps for small labels, so a printer's dot gain and a camera's blur do not close the gaps. This checks that it earns its place.

Test codes

Print or open the sheet at https://openckey.org/tests/sheet?id=FT-09. It is drawn by the CKey web SDK from the values below.

Code Size Version Level Layout Style Holds
A 0.3 in smallest that fits M standard plain https://openckey.org/t/FT09-A
B 0.4 in smallest that fits M standard plain https://openckey.org/t/FT09-B
C 0.5 in smallest that fits M standard plain https://openckey.org/t/FT09-C
D 0.3 in smallest that fits M print plain https://openckey.org/t/FT09-D
E 0.4 in smallest that fits M print plain https://openckey.org/t/FT09-E
F 0.5 in smallest that fits M print plain https://openckey.org/t/FT09-F

Set up

  1. Print the test sheet at 100% scale on the best printer you have, ideally 600 dpi.
  2. Codes A to C use the standard layout; D to F use the print layout, at the same three sizes.

Steps

  1. From as close as your phone can focus, try each code for up to 8 seconds.
  2. Record whether it read.

What to record

  • Read within 8 seconds, boolean, required. For each of: A std 0.3 in, B std 0.4 in, C std 0.5 in, D print 0.3 in, E print 0.4 in, F print 0.5 in.
  • Printer resolution (dpi), number, optional.

Every report also records the device, operating system, reader and its version, and the printer or screen.

How to grade it

  • Pass: A print-layout code read at a size where the standard layout did not.
  • Partial: Both layouts read at the same sizes.
  • Fail: The print layout read at no size where the standard layout read.

Report a result

Both are published together at https://openckey.org/tests and as JSON at https://openckey.org/api/field/results.