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  • Custom Chrome on Glass Test Calibration Targets / Charts / Masks-OKLAB
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Custom Chrome on Glass Test Calibration Targets / Charts / Masks

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Custom Chrome on Glass Test Calibration Targets / Charts / Masks-OKLAB

Description

Product Specification
Pattern Substrate Material
Production Process Laser Writing Substrate 
Material 
of Glass		 Soda Lime Glass
(Float Glass)    		 Quartz Glass
(Fused Silica)
Minimum Line/space 1μm / 0.7μm Transmission 
(@550nm)		 >90% >95%
Feature Accuracy
Overall Accuracy		 ±1μm Thermal Expansion Coeff 
(20-200 ℃)		 <80X10⁻⁷/K <5.0x10⁻⁷/K
Coating Type Bright Chrome
(High Reflective)		 Brown Chrome
(Usual) 		 Blue Chrome 
(Low Reflective)		 Expansion Ratio
(20-200 ℃)		 0.00085％
(8.5μm/℃ of 1m)		 0.00006％
(0.6μm/℃ of 1m)
Reflectivity < 66% @550nm <6% @550nm < 13.4% @550nm Surface Flatness <5μm (Dimension<100mm)  <1μm (Dimension<50mm) 
< 73% @650nm < 17% @650nm < 1.8% @650nm <20μm (Dimension<200mm)  <2μm (Dimension<100mm) 
< 68% @750nm < 23% @750nm < 2.67% @750nm <50μm (Dimension>200mm)  <5μm (Dimension>100mm) 
Coating Thickness 120nm
(±0.20nm)		 100nm
(±0.20nm)		 120nm
(±0.20nm)		 Surface Roughness <0.025μm
Optical Density OD >3 >3 >4.5 Thickness 1.6mm  
(±0.3mm)		 2.3mm
(±0.3mm)		 3.0mm 
(±0.3mm)		 4.8mm
 (±0.3mm)
White Background Minimum Line/space: 10μm, Thickness: 40μm
 (White & Smooth Coating on the Back Side)		 MIN / MAX 
Overall Size		 MIN: 4x4mm, MAX: 800x960mm
(±0.1mm)
Positive / Negative Positive: Opaque Pattern, Clear Background.
Negative: Clear Pattern, Opaque Background. 		 Overall Shape Any Shape by 
Laser Cutting		 Square Oval Round
Frosted Glass on the Back Frosted glass on the back are on request. Special-shaped Hole Chamfer Angle  Corner

 

Custom Service
 Digitalize Drawing  Our engineers would help you digitize the drawing for free.  Customization Production Days 5-10 Working Days
Third Party Certification Available Matchable Backlight Provide matchable backlight for glass targets.

• 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.

 

Important Note

Important Shipping & Customs Information
 
Please note: Your order total includes product cost and shipping fees only. Import duties and customs fees are not included and will be collected separately by your local customs authority upon delivery.
 
Customs & Duties
  • Import duties vary by destination country and are determined by your local customs office
  • You will be contacted directly by customs or the delivery carrier to arrange payment
  • Oklab cannot pre-collect customs fees as rates differ across international destinations
 
Additional Documentation
If your delivery location requires special documentation (such as tax ID numbers or import licenses), our team will contact you after order placement to obtain the necessary information.
 
Questions?
For shipping inquiries, please contact us at sales@oklab.com
 
By placing an order, you acknowledge responsibility for any applicable import duties, taxes, and customs fees in your country.

  • Description

  • Important Note

Product Specification
Pattern Substrate Material
Production Process Laser Writing Substrate 
Material 
of Glass		 Soda Lime Glass
(Float Glass)    		 Quartz Glass
(Fused Silica)
Minimum Line/space 1μm / 0.7μm Transmission 
(@550nm)		 >90% >95%
Feature Accuracy
Overall Accuracy		 ±1μm Thermal Expansion Coeff 
(20-200 ℃)		 <80X10⁻⁷/K <5.0x10⁻⁷/K
Coating Type Bright Chrome
(High Reflective)		 Brown Chrome
(Usual) 		 Blue Chrome 
(Low Reflective)		 Expansion Ratio
(20-200 ℃)		 0.00085％
(8.5μm/℃ of 1m)		 0.00006％
(0.6μm/℃ of 1m)
Reflectivity < 66% @550nm <6% @550nm < 13.4% @550nm Surface Flatness <5μm (Dimension<100mm)  <1μm (Dimension<50mm) 
< 73% @650nm < 17% @650nm < 1.8% @650nm <20μm (Dimension<200mm)  <2μm (Dimension<100mm) 
< 68% @750nm < 23% @750nm < 2.67% @750nm <50μm (Dimension>200mm)  <5μm (Dimension>100mm) 
Coating Thickness 120nm
(±0.20nm)		 100nm
(±0.20nm)		 120nm
(±0.20nm)		 Surface Roughness <0.025μm
Optical Density OD >3 >3 >4.5 Thickness 1.6mm  
(±0.3mm)		 2.3mm
(±0.3mm)		 3.0mm 
(±0.3mm)		 4.8mm
 (±0.3mm)
White Background Minimum Line/space: 10μm, Thickness: 40μm
 (White & Smooth Coating on the Back Side)		 MIN / MAX 
Overall Size		 MIN: 4x4mm, MAX: 800x960mm
(±0.1mm)
Positive / Negative Positive: Opaque Pattern, Clear Background.
Negative: Clear Pattern, Opaque Background. 		 Overall Shape Any Shape by 
Laser Cutting		 Square Oval Round
Frosted Glass on the Back Frosted glass on the back are on request. Special-shaped Hole Chamfer Angle  Corner

 

Custom Service
 Digitalize Drawing  Our engineers would help you digitize the drawing for free.  Customization Production Days 5-10 Working Days
Third Party Certification Available Matchable Backlight Provide matchable backlight for glass targets.

• 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.

 

Important Shipping & Customs Information
 
Please note: Your order total includes product cost and shipping fees only. Import duties and customs fees are not included and will be collected separately by your local customs authority upon delivery.
 
Customs & Duties
  • Import duties vary by destination country and are determined by your local customs office
  • You will be contacted directly by customs or the delivery carrier to arrange payment
  • Oklab cannot pre-collect customs fees as rates differ across international destinations
 
Additional Documentation
If your delivery location requires special documentation (such as tax ID numbers or import licenses), our team will contact you after order placement to obtain the necessary information.
 
Questions?
For shipping inquiries, please contact us at sales@oklab.com
 
By placing an order, you acknowledge responsibility for any applicable import duties, taxes, and customs fees in your country.

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