N900 M (51 x 57 mm) : (Medium, Square, 900 Series, Night Driving, Anti glare, Computer and Shooting Clip ons. Extremely Light weight and Flexible, with plastic coated prongs for additional safety, 100% UVA and UVB protection.

Dimensions:
Height of each lens(Frame included)= 51 mm or 2.00 inches.
Width of each lens (Frame included)= 57 mm or 2.20 inches.
Center to Center Dimension:
Min = 72 mm or 2.85 inches.
Max= 75 mm or 2.95 inches.
Overall frame width:
Min = 127 mm or 5.00 inches.
Max= 130 mm or 5.10 inches.

The N900M is available in the following frame colors:

1) Gunmetal Frame.
2) Copper Frame.
3) Black Frame.

Please select your color preference using the drop down menu below.

Please note: The following items will complement the above clip ons :
1) P905 M57 (51x57 mm): Medium, Square, Polarized Clip ons, with adjustable center spring.
2) N905 M (51x57 mm): Medium, Square, Night Driving, Computer and Shooting Clip ons, with adj. spring.
3) P900 M (51x56 mm): Medium, Square, Polarized Clip ons.