HF Series: VIS Photometric Accuracy Calibration Standards (400-700nm) (Optical Densities: 0.04 - 4.0au)

HF Series (no reflection).jpg
HF Series (no reflection).jpg

HF Series: VIS Photometric Accuracy Calibration Standards (400-700nm) (Optical Densities: 0.04 - 4.0au)

499.00

Firefly's HF neutral density solid-state filter series tests photometric accuracy in the VIS range (400-700nm). 

Absorbance (Transmission) Value:
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Capabilities:

  • Photometric accuracy in the VIS range

Product specs:

  • Optical densities: 0.04au, 0.2au, 0.3au, 0.5au, 0.7au, 1.0au, 1.5au, 2.0au, 2.5au, 3.0au
  • Expanded uncertainties: HF-0.04 (+/- 0.0019au), HF-0.2 (+/- 0.0022au), HF-0.3 (+/- 0.0020au), HF-0.5 (+/- 0.0022au), HF-0.7 (+/- 0.0023au), HF-1.0 (+/- 0.0023au), HF-1.5 (+/- 0.0054au), HF-2.0 (+/- 0.0055au), HF-2.5 (+/- 0.0090au), HF-3.0 (+/- 0.0181au), HF-4.0 (+/- 0.0110au)
  • Wavelength range: 400-700nm. Standard validation points included on the certificate of calibration are 440, 465, 546.1, 590, 635nm.
  • External dimensions: 12.5 x 12.5 x 45 mm

Benefits of using the HF Series Photometric Accuracy Filters:

  • Firefly Unique Lifetime Warranty
  • Highly accurate and consistent spectrophotometer calibration every time.
  • Never has to be replaced.
  • Never has to be recalibrated if used properly
  • Scratch-resistant coating protects optical surfaces
  • Can be used in any spectrophotometer (with standard 12.5 x 12.5 x 45 mm holder)
  • Surpasses NIST-930e requirements and tolerances.
  • Full NIST traceability and compatibility.

Included with HF Series Filters:

  • Instructional manual
  • Certificate of calibration with NIST traceability
  • Photometric data tables are available for qualified customers. Please contact us for more information.

All of our calibration standards are proudly made in North America.

HF-0.2 sample certificate of calibration

Absorbance Scan

Transmission Scan

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Standard calibration kit for checking photometric accuracy in the range of 400-700nm and wavelength accuracy in the range of 241-637nm.