Preform Analyzer

Product Description
The Preform Analyzer's vertical design allows the user to perform rapid, fully automated measurements of core rods, finished preforms, and silica tubes.  Automated rotation and z-axis (axial) translation not only enables high-speed, hands-free measurements, but it also provides highly comprehensive preform characterization since refractive index data can be obtained at many rotational angles along the length of the preform. More data necessarily results in more
accurate prediction of drawn fiber properties. The 2650 uses the well-known deflection function technique to compute the refractive index profile. Each measurement is referenced to a traceable silica calibration rod mounted in the analyzer which ensures dependable, highly repeatable measurements.
Product Features

    •  Provides valuable process control data
    •  Simplifies customized measurements, data processing, and storage
    •  Facilitate hands-free measurement of multiple preform diameters and cross-sections
    •  References all measurements to pure silica
    •  Enable analyzer measurement range to be matched to the dimensions of your preforms
    •  Allow location of preform loading zone at, or above, floor level

Product Specifications

Indicator Unit Index
Types Measured / Single-mode, multimode, tubes, rods
Maximum Diameter mm 90
Minimum Diameter mm 5
Minimum Length cm 30
Maximum Measurable Length cm 80
Maximum Weight Kg 25
Wavelength nm 632.8
Refractive Index Accuracy / ± 0.0002
Refractive Index Repeatability / ≤0.00005
Layer Dia., Alpha Radius mm ≤0.05
Concentricity mm ≤0.05
Outer Layer Non-circularity / ≤0.1%
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