Laser Alignment Bracket for Optical Profile Projectors
This precision-machined aluminum bracket is designed to hold and align laser sources with optical profile projectors used in quality control measurements. It falls under HTS 9031.90.59.00 as a part specifically for other optical measuring instruments not elsewhere specified in Chapter 90. The bracket ensures accurate positioning during non-contact dimensional inspections.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If designed for specific liquid/gas measuring instruments
Parts principally for instruments of 9031.41 (liquid/gas measuring) classified there per Chapter 90 note 2(b).
If suitable for use with multiple machine types beyond Chapter 90
Parts not solely/principally for Chapter 90 optical instruments fall to general machinery parts in 8487.
If basic metal fabrication without optical measurement function
Simple metal articles not specifically for measuring instruments classified by material under Chapter 73.
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Import Tips & Compliance
• Verify the part is exclusively for Chapter 90 optical instruments per note 2(a) to avoid reclassification to general machine parts under 8487
• Include technical specifications and compatibility certificates showing principal use with measuring optical appliances
Related Products under HTS 9031.90.59.00
Profile Projector Screen Reticle
Precision-etched glass reticle mounted in profile projector screens for measurement reference. Falls under HTS 9031.90.59.00 as accessory for optical checking instruments. Provides standardized scale for direct magnified measurement readout.
Fiber Optic Light Guide Bundle for Microscopes
Flexible coherent fiber bundle transmitting illumination to measuring microscope workpieces. Classified HTS 9031.90.59.00 as accessory for other optical measuring instruments. Maintains light intensity uniformity for consistent measurements.
Calibration Test Gage Block Holder
Precision kinematic mount holding gage blocks under optical microscopes for calibration verification. HTS 9031.90.59.00 covers this measuring instrument accessory. Ensures accurate positioning during length standard comparisons.
Interferometer Mirror Mount Assembly
Kinematic mirror mount for laser interferometer reference mirrors in length measuring systems. Falls under HTS 9031.90.59.00 as part for other optical measuring appliances. Provides sub-arcsecond alignment stability.
Autocollimator Objective Lens Cell
Precision cell housing objective lens assembly for autocollimator angle measuring instruments. HTS 9031.90.59.00 as part for other optical checking appliances. Thermal compensation design maintains alignment stability.
Optical Encoder Scale Reader Head
Compact read head assembly for glass or steel scale linear encoders in measuring instruments. Classified HTS 9031.90.59.00 as accessory for optical position checking systems. Provides 0.1 micron resolution position feedback.