Photochromic Goggles

Photochromic Goggles

Description

WeeTect Photochromic Goggles (WPG) also names photochromatic goggles, cycling photochromic goggles or transition goggles. It is made from photochromic film and polycarbonate goggle lenses co-injection molding or photochromic coating on polycarbonate goggle lenses. WeeTect Photochromic Goggles (WPG) can be applied to photochromic ski goggles, photochromic snowboard goggles, photochromic motorcycle goggles, photochromic anti-fog goggles, photochromic mountaineering goggles, photochromic transition goggles, photochromic polarized goggles and more.

As WeeTect is a capable photochromic lens manufacturer, WeeTect Photochromic Goggles (WPG) is one of the best photochromic goggles with a super high VLT when it is photochromic clear in house, and turns to photochromic tint on exposure to UV light quickly. In advance, WeeTect Photochromic Goggles (WPG) can be added more surface treatment such as anti-fog coating, anti-scratch coating, iridium coating and more. As an eye and face protection solution provider, WeeTect holds the know-how of photochromic coating and co-mold photochromic technology. We are glad to develop other special combination such as photochromic polarized ski goggles to support your niche market.

More Details
ItemPropertyTest MethodU/MValue
OpticalUV ResistantEN170%99.99%
HazeASTM D 1003%0.37
VLT Before Photochromic TintASTM D 1003%87
VLT Fully Photochromic TintASTM D 1003%20
Fully Photochromic Tint TimeWeeTect MethodSecond30
Change Back to Photochromic Clear TimeWeeTect MethodMinutes3
Fog Free timeECE22.05/ECE324s>22
Fog Free timeFreezing Testsno fogging
MechanicalHardness 1KGISO 178H1
High velocity impactANSI Z87.1 2010ft/s>300
Cross-Cut tape testASTM D 1000NAPass
Elongation, yield  % 7ISO 527%7
Elongation, break ISO 527 % 110ISO 527%110
Tensile stress, yieldISO 527Mpa60
Tensile modulus  MPaISO 527Mpa2300
Flexural strength, yieldISO 178Mpa100
Flexural modulus ISO 178 MPa 2500ISO 178Mpa2500
Izod notched impact, 20 °CISO 180-1AKJ/m²65
PhysicalGravityISO 1183g/cm³1.2
Water absorption, 24 hoursISO 62%0.15
ThermalMold shrinkageISO527%0.5-0.7
Thermal expansionASTM D6961/ °C7×10-5
Vicat Softening Temp., Rate B / 120(base sheet)ISO 306°C150
HDT, 0.45 MPaISO 75/Be°C138