Calibration Filter Sets
NIST-traceable accuracy for photometric and wavelength verification
NIST-Traceable Standards
Optical system verification and precision calibration
Andover Corporation's Calibration Filter Sets provide reliable, NIST-traceable standards for verifying the transmittance and absorbance scales of visible absorption spectrophotometers. Each set includes precision glass filters mounted in black anodized aluminum holders compatible with standard 1cm cuvette holders.
Certified to ±1% transmission accuracy and measured at five distinct wavelengths (440nm, 465nm, 546.1nm, 590nm, and 635nm), these sets deliver dependable calibration capabilities with comprehensive documentation and protective features for long-term durability.
Key Features
NIST-traceable calibration standards
±1% transmission accuracy certification
Compatible with standard spectrophotometers
Protective removable shutters
Durable aluminum storage case
Comprehensive documentation
Multiple wavelength verification points
Professional recertification service available
Applications
- Spectrophotometer calibration
- Laboratory quality control
- Research facilities
- Medical laboratories
- Industrial quality assurance
- Optical testing facilities
- Academic institutions
- Manufacturing validation
Frequently Asked Questions
Calibration filter sets are used to verify and calibrate the transmittance and absorbance scales of spectrophotometers, ensuring accurate and reliable measurements.
It is recommended to recertify calibration filter sets every two years to maintain accuracy and compliance with standards.
Yes, Andover Corporation offers custom calibration filter sets tailored to specific wavelength requirements and configurations.
The standard sets provide measurements at five wavelengths: 440nm, 465nm, 546.1nm, 590nm, and 635nm.
The filters are mounted in holders compatible with standard 1cm cuvette holders, making them suitable for most spectrophotometers.
From Prototype to Production
Custom Fabrication and High-Volume Manufacturing
Collaborate with Andover Corporation on custom optical products, prototype development, and specialized optical solutions supported by vertically integrated manufacturing.
With in-house fabrication, coating, assembly, and metrology capabilities, Andover can support everything from rapid prototypes to high-volume production programs with responsive lead times and consistent quality.
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- it's our foundation.
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Contact Our Team
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