Brass 3k

The Brass 3K is designed for measuring surfaces in the contact lens industry, including reflected wavefront analysis and lathe set-up assistance.

System for Contact Lenses

Fully Compatible with

Brass 3k

The Brass 3K is designed for measuring surfaces in the contact lens industry, including reflected wavefront analysis and lathe set-up assistance.

System for Contact Lenses

Fully Compatible with

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Performance

6 SEC

Time to Measure

±3 µm

Accuracy

±1 µm

Repeatabillity

Production Stage

Brass 3k

Sample types

Male and female plastic molds
Lathe-cut front & base curves
Metal tools/ Inserts
Glass molding
Lens material- buttons
Symmetric & Asymmetric designs

Measurement capabilities

Sphere power
Sphere power
Radius of Curvature
Radius of curvature (ROC)
Cylinder
Cylinder
Axis
Axis
SAG
Sagittal height (SAG)
Wavefront
Wavefront
tool offset
Tool offset

Brass 3k

Specification

Spheric measurement time 
6 second
Accuracy 
±3 µm
Lateral resolution
2-10 mm convex 2-12 mm concave.
Cylinder Range 
900 µm
Repeatability 
±1 µm
Operating system 
Windows 10, 11
Operation temperature 
-3° – 45° C
Power 
110/220 V 50/60Hz  150 W
Weight (kg)
25kg
External dimensions (L x W x H) 
51X26X41cm

Gallery

Brass3K tool offset
Tool offset
Brass3K toric fringe and table
Toric fringe and table
Brass3K toric fringe and table2
Toric fringe
Brass3K toric lathe marks average map 2
Toric lathe marks average map
Brass3K toric lathe marks cross section
Toric lathe marks cross section
Brass3K toric lathe marks histogram 2
Toric lathe marks histogram
Brass3K toric lathe marks radial profile 2
Toric lathe marks radial profile
Brass3K toric lathe marks tool offset 2
Toric lathe marks tool offset
Brass3K toric lathe marks
Toric lathe marks
Brass3K WF analysis screen
WF analysis screen
_Brass3K aspheric main screen
Aspheric main screen
Brass3K aspheric cross section
Aspheric cross section
Brass3K aspheric histogram
Aspheric histogram
Brass3K aspheric radial profile
Aspheric radial profile
Brass3K center defect
Center defect
Brass3K defect2
Defect
Brass3K defects
Defect
Brass3K histogram
Histogram
Brass3K spheric full screen
Spheric full screen
Brass3k spheric histogram
Spheric histogram
Brass3K spheric Sag and Quality
Spheric Sag and Quality
Unique benefits of the Brass 3k
Includes a powerful wavefront manipulator with Zernike polynomial operations.
Includes advanced reference algorithms for internal optics correction.
Helps identify issues that arise during the lathing and molding process.
Automatic identification of cylinder axis.
Quicker conic constant measurement.
Includes all Brass2000 capabilities and more.

An answer to your question

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