During production specific regions of test charts are measured to qualify the production process or to additionally create individual reference data acompagnying a test chart. Measured regions can be color or gray tones.
The measurement devices are calibrated regularly and proven before use. Further information can be found in our reference data accuracy sheet.
Reference data accuracy of our test charts
Chart sizes
The test charts are available in the sizes listed below. For technical reasons, some charts cannot be manufactured in all sizes. Please do not hestitate to ask for additional information.
Reflective
| Picture size w x h [mm] | Chart size w x h x d [mm] | ||
|---|---|---|---|
| 4:3 | 16:9 | ||
| A1066 | 800 x 600 | 1066 x 600 | 1245 x 835 x 3.2 |
| A540 | 540 x 405 | 460 x 303.8 | 600 x 500 x 3.2 |
| A460 | 460 x 345 | 460 x 303.8 | 600 x 500 x 3.2 |
| A444 | - | 444.4 x 250 | 600 x 500 x 3.2 |
| A360 | 360 x 270 | 360 x 202.5 | 500 x 400 x 3.2 |
| K360 | - | 360 x 202.5 | 390 x 271 x 2.1 |
| A280 | 280 x 210 | 280 x 157.5 | 365 x 305 x 3.2 |
| K280 | 280 x 210 | 280 x 157.5 | 334 x 271 x 2.1 |
| P280 | May vary in size with the chart layout | 334 x 271 x 2.1 | |
| K180 | - | 180 x 101 | 204 x 164 x 2.1 |
| K160 | 160 x 120 | - | 204 x 164 x 2.1 |
A charts (size 280/360/460) are mounted on aluminium plates.
A charts (size 1066) are mounted on aluminium composite panels (aluminium dibond).
K charts mounted on black polystyrene plates are only available in combination with the test chart folders
P charts are mounted on black polystyrene plates.
Transparent
| Picture size w x h [mm] | Chart size w x h x d [mm] | ||
|---|---|---|---|
| 4:3 | 16:9 | ||
| D280 | 280 x 210 | 280 x 157.5 | 360 x 280 x 4.6 |
| D240 | 240 x 180 | 240 x 135 | 320 x 290 x 4.6 |
| D240S | 240 x 180 | 240 x 135 | 360 x 280 x 4.6 |
| D205 | 205 x 153 | 205 x 115.3 | 253 x 202 x 3.5 |
| D120 | 120 x 90 | 120 x 67.5 | 155 x 135 x 4.0 |
| D35 | 32 x 24 | - | 50 x 50 x 3-4 |
D35 charts are either between glass plates or mounted in slide frames (glassless).
There are exceptions in terms of mounting and size for special charts.
Suitable transparent charts for the following illuminators
| D280 / D240S | D240 | D205 | |
|---|---|---|---|
| Spherical transparency illuminator LE6/LE7 Light box illuminator LG3 Sony Pattern Box |
DNP standard viewer | Porta Pattern spherical transparency illuminator |
|
| With adapter | Spherical transparency illuminator LE6/LE7 Light box illuminator LG3 |
||
National and international standards
Except where otherwise indicated our test charts fit the technical requirements of EBU,ITU, EIAJ, ITE and of camera manufacturers. Where test charts were measured and approved by broadcasting corporations or other institutions, these are noted. With standardized test charts the standard is indicated. The most important standards are:
- Pflichtenheft 8/1.1 -Richtlinien für die Messung der Pflichtenheftsbedingungen an Videogeräten
- IEC 61146 Video Cameras (PAL/SECAM/NTSC) - Methods of Measurement
- Non-broadcast single-sensor cameras
- Two and three-sensor professional cameras
- Non-broadcast camera-recorders
- Automatic functions of video cameras and camera-recorders
- IEC 61966 Multimedia systems and equipment - Colormeasurement and management - Part 8: Multimedia color scanners
- EN 50132-2-1 CCTV surveillance systems for use in security applications
- ISO 12233 Photography-Electronic still picture cameras-Resolution measurement
- ISO 14524 Photography-Electronic still picture cameras - Methods of measuring opto-electronic conversion functions
- ISO 15739 Photography-Electronic still-picture imaging - Noise measurements
- ISO 21550 Electronic scanners for photographic images - Dynamic range measurements
- DIN 19045-1 Projektion von Steh- und Laufbild - Projektions- und Betrachtungsbedingungen
- DIN 19051-2 Testvorlagen für die Reprographie