Marc Hunter 7231 glasses are designed for men featuring spring hinges and skull temples. The Marc Hunter 7231 glasses model is made of plastic and manufactured in China.
- Gender: Male
- Age Group: Adult
- Shape: Square
- Hinge: Spring Hinge
- Temple: Skull
- Bridge: Universal
- Case: Hard case included.
- Country: China
- Category: Plastic Eyeglasses
- Edge type: Beveled
- Material: Plastic
- Product Group: Rx-able eyeglasses
Default size:
- Eye: 52 mm .......... Horizontal width of each lens at its widest point.
- Bridge: 19 mm .......... Distance between the lenses at the narrowest point.
- Temple: 140 mm .......... Length of the temple from hinge to ear tip.
- B "Height": 31 mm .......... Vertical height. Multifocal lenses require a minimum 28mm "B" measurement.
- ED: 55 mm .......... Diagonal measurement of lens.
- Circumference: 143 mm .......... Lens circumference.

