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Functional Test Equipment
Watch Back-Cover Glass Light-Transmittance Inspection
A functional tester for watch back covers in the 3C electronics industry. It checks the light transmittance of the back-cover glass, measuring how well a light beam passes through the glass to confirm it meets quality requirements.

- Minimum defect resolution
- 0.01 mm
- Inspection speed
- 4.5 s/PCS
- Max inspection size
- 40×48 mm
Specifications
- Inspection type
- Transmittance testing
- Suitable products
- Watch back covers
- Inspection method
- Fully automatic inline inspection
- Inspection system
- DN software platform
Highlights

Fast and mechanically stable: CT = 4.5 s/pcs

Unloader sorts into two bins

Dual channels: multi-function testing of 8 products at once
Typical application
Watch back-cover functional test line
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