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1570/3 nm single-band bandpass filter

Part Number: NIR01-1570/3-25

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  • Your filter spectrum may differ slightly from the typical spectrum above, but is certified to meet the optical specifications noted below.
  • Blocking values > 1500 limited to OD5 (measurement noise floor).
Semrock Optical Filter: NIR01-1570/3
1570/3 nm single-band bandpass filter
Individual fluorescence bandpass filters that have been optimized for use in a variety of fluorescence instruments. All thin-film, hard-coated construction for unsurpassed performance and reliability.
Part NumberSizePrice1Stock StatusQuantity
NIR01-1570/3-2525 mm x 3.5 mm$695In StockAdd To Cart

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Dimension 2: mm 
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Custom Sizing Limits:
Diameter Range: 5mm - 25mm
Rectangular Dimensions: 5mm - 25mm

Substrate thickness/tolerance as listed on Specifications tab.
Dimensional tolerances are ±0.1mm for unhoused parts.

For sizes outside the limits listed above, please contact customer service at 1-866-SEMROCK

1) US domestic pricing only. If you are ordering from outside the US, please contact your nearest regional distributor for the correct list price.
Optical Specifications
Transmission Band 1Tabs > 90% 1568.5 – 1571.5 nm
Center Wavelength 11570 nm
Guaranteed Minimum Bandwidth 13 nm
FWHM Bandwidth 1 (nominal)8.9 nm
Blocking Band 1ODavg > 5 850 – 1554.3 nm
Blocking Band 2ODavg > 6 1444.4 – 1546.45 nm
Blocking Band 3ODavg > 6 1593.55 – 1727 nm
Blocking Band 4ODavg > 5 1585.7 – 1750 nm

General Filter Specifications
Angle of Incidence0 ± 2 degrees
Optical Damage Rating1 J/cm2 at 1570 nm (10 ns pulse width)
Filter Effective Index1.96 Understanding ‘Effective Index of Refraction’ neff

Physical Filter Specifications (applies to standard sized parts; contact us regarding other sizes)
Transverse Dimensions (Diameter)25 mm
Transverse Tolerance (mounted)+ 0.0 / – 0.1 mm
Filter Thickness (Mounted)3.5 mm
Filter Thickness Tolerance (Mounted)± 0.1 mm
Clear Aperture≥ 22 mm
Substrate Thickness (unmounted)2.0 mm
Substrate Thickness Tolerance (unmounted)± 0.1 mm
OrientationArrow on ring indicates preferred direction of propagation of light

Tech Note
Cleaning Optical FiltersInstructions for cleaning hard coated optical filters
Filter ReliabilityCompares the performance and reliability of hard coated filters to traditional soft-coated filters and provides information about the testing standards for Semrock filters
Working with Optical DensityTables to describe the relationship between OD and transmission with tips for quickly calculating OD

1570/3 Near Infrared Near-IR IR NIR NIR01-1570/3 NIR01-1570/3-25

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