Custom Chrome on Glass Test Calibration Targets / Charts / Masks

Model NO. :

Glass Test Calibration Targets

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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

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

>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.