|Manufacturer: Seiko Optical Products|
Description: A 1.67-index
high-index plastic short-
corridor progressive Transitions photochromic in brown
Functions/Features: At 1.67-index, the lens offers thin and light cosmetics. Because the lens is made from an improved resin (MR-10), it is suitable for drill-mounted frame styles, according to Seiko. As a short-corridor PAL, its 18mm fitting height makes it ideal for smaller frame styles.
Blank Size: +4.00 to -13.00D, 75mm; +4.25 to +6.00D , 72mm; +6.25 to +8.00D, 70mm
Power Range: +6.00D to -13.00D, out to a -4.00D cylinder, with adds from +0.50 to +3.50 (in 0.25 steps).
Seiko Optical has released its Proceed II short-corridor progressive in Transitions Brown photochromics. The lens, designed with a shorter fitting height for today’s smaller frame styles, is the thinnest short-corridor PAL available in Transitions Brown, according to the company.