Len size: 4-1/4? x 2?

633P ? PP shell [CE], [ANSI Z87.1], [CSA Z94.3]

633N ? Nylon shell

633F ? FRTP shell

Len size: 4-1/4? x 2?

635P ? PP shell [ANSI Z87.1]

635N ? Nylon shell [ANSI Z87.1]

635F ? FRTP shell

Len size: 4-1/4? x 2?

6PA2  ?  PP shell, with ABS bracket  [CE],

[ANSI Z87.1]

6PA3  ?  PP shell, with semi-aluminum bracket  [ANSI Z87.1]

Len size: 4-1/4? x 2?

633PEM  ?  PP shell, can be used with earmuffs

Len size: 5-1/4? x 4-1/2?

934P ? PP shell, Fixed front lens  [ANSI Z87.1],

[CSA Z94.3]

936P ? PP shell, Lift front lens  [ANSI Z87.1],

[CSA Z94.3]

Len size: 110 mm x 90 mm

733P ? PP shell [CE]

Len size: 4-1/4? x 3-1/4?

637P ? PP shell

637N ? Nylon shell

637F ? FRTP shell

Len size: 4-1/4? x 3-1/4?

638P ? PP shell  [CE]

638N ? Nylon shell

638F ? FRTP shell

Len size: 4-1/4? x 3-1/4?

567P  ?  PP shell

567N  ?  Nylon shell

567F  ?  FRTP shell

632P  ?  PP shell

632N  ?  Nylon shell

632F  ?  FRTP shell