Model 808 provides a comfortable unifit nylon frame, wrap around design, rubber nose pads that is lightweight and durable.
OD>4+ from 870-950nm
OD>5+ from 950-1000nm
OD>7+ from 1000-1550nm
OD>4+ from 1550-2750nm
OD>6+ from 2800-11,000nm
VLT = Excellent (Scroll Down For Full Specifications)