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Preform Polariscope（Ref: PSV-801 )
Specifications :
Top Analyzer : diameter 7.8 inches ( 200mm)
Bottom illuminating area : 7.8*7.8 inches ( 200 mm )
Measuring space height : 9 inches ( 235mm )
Light source: LED ( White and Sodium light)
Gross Weight : 10KG
Packed in 1 carton : 17*17*12 inches ( 450*450*320mm )
Overall size: 11*13*13 inches ( 300*335*330 mm )
Main voltage: 220 V AC
Application area
This Polariscope is designed to observe and analyze the distribution of internal strain in transparent plastic preforms.
It has been widely used in the quality control of various plastic rough processing products and finished bottles.
Features
1.Defects invisible to the naked eyes such as crystallization or other common defects become visible ;
2.When the plastic preform is placed on the Polarizer at 0° or 90° , the colored birefringent stripes at the edge of the preform can be observed;
3.When the plastic preform is placed on the polarizer at 45°, black birefringence stripes in the central part of the preform will be displayed;
4. In addition to white light, Sodium light is also used to test colored preforms or finished bottles;
5. Besides , this Strain Viewer provides 12 kinds of defect analysis functions.
12 kinds of colored defect comparison pictures will be attached to instruct related improvements in preform production process.
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