Calcium Fluoride Window Mount
Mounted CaF2 optical window for UV/VIS spectroscopy cells and excimer laser systems. Transparent from deep UV to IR, used where glass absorbs. HTS 9002.90.95.00 as mounted fluoride optical element for analytical apparatus.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If glass prisms specifically
Glass prisms have dedicated subheading before 'other'.
If spectrometers themselves rather than parts
Complete spectroscopic instruments classify separately.
If raw chemical fluorides not fabricated
Unworked chemical compounds classify in Chapter 28.
Not sure which classification is right?
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Import Tips & Compliance
• Provide UV transmission certificates proving optical grade material
• Specify instrument models (spectrometers, lasers) in entry docs
• Handle hygroscopic material carefully to prevent surface degradation
Related Products under HTS 9002.90.95.00
Mounted Sapphire Laser Focusing Lens
A precision-mounted synthetic sapphire lens designed for focusing laser beams in optical instruments like laser engravers and medical lasers. It falls under HTS 9002.90.95.00 as a mounted optical element of non-glass material, specifically for use as a part in laser apparatus. The mounting ensures alignment and protection within the instrument assembly.
Polymer Achromatic Lens Assembly
A mounted doublet lens made of optical polymers that corrects chromatic aberration, used in digital projectors and camera modules. Classified under HTS 9002.90.95.00 as a mounted plastic optical element for imaging instruments. Its polymer construction and mounting distinguish it from glass lenses.
Mounted Germanium Infrared Prism
A mounted germanium crystal prism for dispersing infrared light in thermal imaging devices and spectroscopy equipment. Falls under HTS 9002.90.95.00 as a non-glass mounted optical element for analytical instruments. Germanium's IR transparency makes it essential for these applications.
Quartz Half-Wave Retarder Plate
Mounted crystalline quartz plate that introduces a half-wavelength phase shift for polarization control in laser systems and microscopes. HTS 9002.90.95.00 covers this as a mounted optical element of quartz (silica) for scientific instruments. Used in applications requiring precise light manipulation.
Mounted Plastic Aspheric Lens
Precision injection-molded plastic aspheric lens in metal mount for compact camera autofocus systems and barcode scanners. Classified HTS 9002.90.95.00 as mounted non-glass optical element for scanning/reading instruments. Aspheric design eliminates spherical aberration in miniature optics.
Fused Silica Beam Splitter
Mounted fused silica plate with dielectric coating that splits laser beams 50/50 for interferometers and holography systems. HTS 9002.90.95.00 as mounted high-purity silica optical element for measuring instruments. Extreme thermal stability for precision applications.