Product		Film
Pattern	Production Process	Laser Drawing
	Minimum Line/space	15μm / 30μm
	Feature Accuracy	±10μm
	Coating	Silver Bromide
	Coating Thickness	5μm
	Optical Density OD	100% Black 4-4.5 （OD are on request）
	Color Selection	Black, Gray Scale, Gradients(Moire pattern is unavoidable).
Film Base	Application	For backlight illumination/ transmission illumination applications
	Expansion Coeff	18μm/℃ of 1m
		The film contract with heat and expand with cold.
		When the relative humidity is constant, the film with a length of 1m will change by 18μm when the temperature changes by 1℃.
	Transmission (400~700nm)	>83%
	Film Base Thickness	0.175mm / 0.1mm (±0.01mm)
	MAX Size	1x1m (±0.1mm) (Min Line 15μm) 1.3x2.6m (±0.1mm) (Min Line 30μm)
	Waterproof	Waterproof
	Overall Shape	Straight Edge Cutting / Round Hole Hollowing by Laser Cutting
Custom Service	Digitalize Drawing	Our engineers would help you digitize the drawing for free.
	Matchable Backlight	Provide matchable backlight for film targets.
	Test Report by OKLAB	Available
	Customization Production Days	3 Working Days
	Customization Quantity	Customization MOQ is 1 pcs.

Coating Type
Type	Optical Magnification: 10X
Type	Silver Bromide
Coating Thickness	5μm
Optical Density OD	100% Black 4-4.5 （OD are on request）
Color Selection	Black, Gray Scale, Gradients(Moire pattern is unavoidable).
Production Process	Laser Drawing
Minimum Line/space	15μm / 30μm
Feature Accuracy Overall Accuracy	±10μm

• 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.

Custom Film Test Calibration Targets / Charts