“S-845T series” recalls Four Nines’ origin of metal brow. It is a series that reminds you to the development of Four Nines’ metal browline eyeglasses that acquires everything necessary for glasses very technically. The smartness and the techniques of metal browline are learnt from S-15T series and S-206T series introduced in the past, brushed up with Four Nines’ quality and functionality at a further extent.
S-845T
［SIZE］ 54□17 137 / lens height Type A 32mm / Type B 38mm ［MATERIAL］ Front：Pure Titanium / β Titanium / Titanium Alloy Temple：Pure Titanium / Plastic
S-846T
［SIZE］ 50□19 137 / lens height Type A 39mm / Type B 39mm ［MATERIAL］ Front：Pure Titanium / β Titanium / Titanium Alloy Temple：Pure Titanium / Plastic
STRESS FLOW
The frame stability is secured by concentrating stress on gyaku-R hinge and to the brow bar. Gyaku-R hinge enables precise adjustment according to different facial character, moreover provides superb comfort and prevents deformation. They function effectively in spite of its thin silhouette.
DOUBLE FRONT STRUCTURE
Four Nines’ representative browline style is constructed in double front structure. Double front structure isolates inner rim from regular stress and raise compatibility of fame to lens curve. To prevent titanium weakening, laser brazing is used to braze the rim behind the brow bar.
CUTTING DESIGN ON FRONT END PIECE AND TEMPLE
The cut designed to the front end piece and to the temple adds a profound feeling over a seamless frame outline. This also stresses the existence of gyaku-R hinge that represents Four Nines style.
LENS SHAPE
S-845T has square lenses in different shape of Type A and B
S-846T has Type A in round shape and Type B in retro square that makes different facial expression.
