High Add

Unlimited Design Versatility

Looking for lenses that need a high add? Chadwick Optical uses free-form rounds and free-form PAL lens designs in conjunction with standard semi-finished lenses, enabling us to make some very unique lens designs, including:

  • Occupational Designs
  • High Add Designs
  • Custom Trifocal Designs

While the items listed below are our most popular, here at Chadwick Optical, we can do nearly any design you can dream up. Give us a call to discuss your needs.

Occupational Designs

Chadwick's Freeform progressive with standard flat-top bifocal

Chadwick's Freeform progressive with standard flat-top bifocal

Chadwick's Standard Progressive with free-form round add (any size)

Chadwick's Standard Progressive with free-form round add (any size)

Chadwick's Standard Flat-top with free-form round add (any size)

Chadwick's Standard Flat-top with free-form round add (any size)

High Add Designs

Flat Top with Round on the Back. This design minimizes image jump compared to the full round.

Flat Top with Round on the Back. This design minimizes image jump compared to the full round.

Free-form round. Used for special lens designs that would otherwise be unavailable. Can be placed anywhere on the lens to make golfer segs.

Free-form round. Used for special lens designs that would otherwise be unavailable. Can be placed anywhere on the lens to make golfer segs.

Custom Trifocal Designs

Illustration of a freeform trifocal lens showing layered blue segments, representing different focal zones within the lens.

Round above the seg. Best used where the intermediate power is less than the flat top segment.

Round below the seg. The more popular custom trifocal design.

Round below the seg. The more popular custom trifocal design.