Qinhuangdao में ऑप्टिकल चश्मा

Dimensions - 1150Mm 850Mm

Thickness - 2Mm-12Mm

Processing - Pre-Cut Formats

Material - Metal PU

Size - 161*61*37mm

Packaging - 1pc/polybag 10pcs/inner box 100pcs/carton

Material - HCFC crystal

Thickness - Half standard

Resolution - High-definition

Lens Material - Borosilicate glass

Gasket Material - Silicone rubber

Ring Material - Stainless steel

Material - BK7 glass

Dimension Tolerance - +0.0 -0.1 mm

Center Thickness Tolerance - +/-0.1 mm

Material - Tempered Glass

Transmittance - 91.8%

Certification - Iso Ce Ccc

SiO2 content - High

Impurity level - Low

Particle size - Varied

Material - Metal

Color - Burgundy

Size - Standard

Material - Optical glass

Diameter - 78mm

Angle - 100 degree

Material - Sapphire crystal

Shape - Circular

Diameter - Variable

Lenses Material - PC

Frame Material - Acetate

Lenses Color - Brown

Lens material - Resin

Frame material - Stainless steel

Lens attribute - Photochromic

Product Type - Optical Glass

Material - Borosilicate Glass

Thickness - +/-0.2Mm

Material - Optical Glass

Diameter (mm) - 5-50

Focal Length (mm) - 10-200

Material - BK7 fused silica

Dimension Tolerance - +/-0.1mm

Angle Tolerance - <5 arc minutes

Frame Material - PC TR

Lens Material - AC demo lens

Color - Black

Material - Hard Plastic

Dimensions - 3x2x1 inches

Weight - 2 oz

Material - Metal

Power - +0.50-+7.00

Color - Silver