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Crossbows Petite Progressive Moulds

Features of design

  • Short corridor (14mm to full addition power)
  • Minimum fitting height of 15mm
  • Low distortion soft, aspheric design
  • Individual designs for left and right eyes
  • Moulds in 1.498, 1.56, 1.60, 1.67 and 1.70 indices

The Petite progressive is designed specifically for frames with small eye sizes. This is achieved in a soft design without compromising the distance, corridor and reading areas.


Petite Design Dimensions

Petite Design Base Curve and Addition Range for Ø81mm moulds:
Nom Base True Base n=1.530 Additions
0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.00 3.25 3.50
1.50 1.40
3.50 3.40
5.75 5.70
7.75 7.75

Note:

  1. Ø81 mould is designed to produce Ø75/81mm Progressive lenses when used with gaskets.
  2. Other diameters and specific edge configurations are possible, subject to additional charges.
  3. Moulds with a centred design are also available for the manufacture of finished progressive lenses, subject to additional charges.