OpenCV Checkerboard Camera Calibration Targets on Ceramic for Machine Vision

$108.00 USD
Active Pattern Size
Checker Size
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Standard Model NO. Substrate Material Coating Type Overall Target Size Active Pattern Area Checkerboard Pattern Array Feature Accuracy
LTO-6045-05-C Ceramic Blue Chrome 15 x 15mm 6.0 x 4.5mm 0.5 x 0.5mm 12 x 9 ±1μm
LTO-9008-05-C Ceramic Blue Chrome 15 x 15mm 9.0 x  0.75mm 0.75 x 0.75mm 12 x 9 ±1μm
LTO-1290-10-C Ceramic Blue Chrome 15 x 15mm 12 x 9.0mm 1.0 x 1.0mm 12 x 9 ±1μm
LTO-18135-15-C Ceramic Blue Chrome 18 x 13.5mm 18 x 13.5mm 1.5 x 1.5mm 12 x 9 ±1μm
LTO-2418-20-C Ceramic Blue Chrome 30 x 25mm 24 x 18mm 2.0 x 2.0mm 12 x 9 ±1μm
LTO-2624-20-C Ceramic Blue Chrome 30 x 30mm 26 x 24mm 2.0 x 2.0mm 12 x 13 ±1μm
LTO-3627-30-C Ceramic Blue Chrome 45 x 45mm 36 x 27mm 3.0 x 3.0mm 12 x 9 ±1μm
LTO-3936-30-C Ceramic Blue Chrome 45 x 45mm 39 x 36mm 3.0 x 3.0mm 12 x 13 ±1μm
LTO-4836-40-C Ceramic Blue Chrome 50 x 50mm 48 x 36mm 4.0 x 4.0mm 12 x 9 ±1μm
LTO-5248-40-C Ceramic Blue Chrome 60 x 60mm 52 x 48mm 4.0 x 4.0mm 12 x 13 ±1μm
LTO-6560-50-C Ceramic Blue Chrome 76 x 70mm 65 x 60mm 5.0 x 5.0mm 12 x 13 ±1μm
LTO-7872-60-C Ceramic Blue Chrome 88 x 88mm 78 x 72mm 6.0 x 6.0mm 12 x 13 ±1μm
LTO-10496-80-C Ceramic Blue Chrome 111 x 106mm 104 x 96mm 8.0 x 8.0mm 12 x 13 ±1μm
LTO-10881-90-C Ceramic Blue Chrome 108 x 81mm 108 x 81mm 9.0 x 9.0mm 12 x 9 ±1μm
Product Specification
Pattern Substrate Material
Production Process Laser Writing Type Chrome pattern on the matte
ceramic substrate
Chrome pattern on the glossy
ceramic substrate
Type Matte Ceramic Glossy Ceramic Substrate
Material
of Ceramic
White or near white reflective material,
comprising of 96% compacted Alumina.
Minimum
Line/space
4μm 2μm Thickness 1mm
(±0.1mm)
(common)
0.38mm
(±0.1mm)
0.635mm
(±0.1mm)
2mm
(±0.1mm)
Feature
Accuracy
±2μm ±1μm Surface Flatness) <30μm
(Dimension<100mm)
<60μm
(Dimension<200mm)
<100μm
(Dimension>200mm)
Overall
Accuracy
±2μm ±1μm MAX / MIN
Overall Size
MIN: 4x4mm (±0.1mm)
MAX: 228x228mm (±0.1mm)
Coating
Type
Chrome Chrome Surface Roughness <0.2-0.7μm
Coating
Glossy or Matte
Matte Glossy Thermal Expansion
Coeff (40-400 ℃)
<6.7X10⁻6/K
Reflectivity < 12.88% @550nm < 9.56% @550nm Specific Gravity ≥ 3.66 g/cm3
< 10.62% @650nm < 1.89% @650nm
< 12.23% @750nm < 11.168% @750nm
Coating
Thickness
100-120nm Rockwell hardness ≥80 HRA
Positive / Negative Positive: Opaque Pattern, Clear Background.
Negative: Clear Pattern, Opaque Background.
Overall Shape Any Shape by
Laser Cutting
Square Oval Round
Protection layer Pellicle above the chrome layer making the
chrome pattern more durable.
Special-shaped Hole Chamfer Angle Corner

Coating Type
Type
Matte Ceramic Glossy Ceramic
Minimum Line/space 4μm 2μm
Feature Accuracy ±2μm ±1μm
Overall Accuracy ±2μm ±1μm
Coating Type  Chrome  Chrome
Coating Glossy or Matte Matte Glossy 

Cutting is accurate, tolerance ±0.01mm.
Can cut any shape.
Can cut a 0.1mm hole.
High yield to make sure the delivery is on time.

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