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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

OD 4.0 Notch Filters

TECHSPEC OD 4.0 Notch Filters

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TECHSPEC® OD 4.0 Notch Filters are low-cost alternatives to Rugate Notch Filters. The filters feature narrow rejection bands of just ±2.5% of the center wavelength while offering greater than 99% reflection of the laser wavelength. These optical filters have a broad transmission range and are hard coated to guarantee performance that will not degrade with time, temperature, or humidity. TECHSPEC® OD 4.0 Notch Filters are mounted in a black anodized ring engraved to ease filter handling, identification, and orientation. OD 6.0 Notch Filters are also available for purchase. 

Note: These filters are optimized for high spectral performance rather than high Laser Induced Damage Thresholds (LIDT). A typical LIDT for these filters is 1 J/cm2 @ 532nm, 10ns. Please contact us if you require a filter with a higher LIDT value.

Common Specifications

Thickness (mm):
5.00
Thickness Tolerance (mm):
±0.1
Construction:
Mounted in Black Anodized Ring
Physical Durability:
Adhesion per MIL-PRF-13830B, Section C.4.5.12
Moderate abrasion per MIL-PRF-13830B, Section C.4.5.11
Cleaning per MIL-C-48497A Section 4.5.4.2
Substrate Thickness (mm):
3.5 ±0.5
Optical Density OD (Average):
≥4.0
Coating:
Hard Coated
Surface Quality:
60-40
Transmission (%):
90
Reflection at CWL (%):
99
Transmitted Wavefront, RMS:
<1λ
Mount Thickness (mm):
5.0
Environmental Durability:
Humidity per MIL-STD-810H, Section 507.6
Temperature per MIL-STD-810H, Section 501.7 and 502.7

Products

Dia. (mm) CWL (nm) FWHM (nm)  Transmission Wavelength (nm)   Compare   Stock Number   Price  Buy
12.50 355.00 17.80
Additional Bandwidths
×
325 - 475
12.50 405.00 20.20
Additional Bandwidths
×
325 - 540
12.50 488.00 24.40 365 - 650
12.50 514.50 25.70 385 - 685
12.50 532.00 26.60
Additional Bandwidths
×
400 - 700
12.50 632.80 31.60
Additional Bandwidths
×
475 - 845
12.50 785.00 39.20
Additional Bandwidths
×
585 - 1045
12.50 808.00 40.00 600 - 1070
12.50 830.00 42.00 625 - 1100
12.50 980.00 49.00 735 - 1300
12.50 1,030.00 51.50 800 - 1400
12.50 1,064.00 53.20
Additional Bandwidths
×
800 - 1400
25.00 355.00 17.80
Additional Bandwidths
×
325 - 475
25.00 405.00 20.20
Additional Bandwidths
×
325 - 540
25.00 488.00 24.40 365 - 650
25.00 514.50 25.70 385 - 685
25.00 532.00 26.60
Additional Bandwidths
×
400 - 700
25.00 632.80 31.60
Additional Bandwidths
×
475 - 845
25.00 785.00 39.20
Additional Bandwidths
×
585 - 1045
25.00 808.00 40.00 600 - 1070
25.00 830.00 42.00 625 - 1100
25.00 980.00 49.00 735 - 1300
25.00 1,030.00 51.50 800 - 1400
25.00 1,064.00 53.20
Additional Bandwidths
×
800 - 1400
50.00 355.00 17.80
Additional Bandwidths
×
325 - 475
50.00 405.00 20.20
Additional Bandwidths
×
325 - 540
50.00 488.00 24.40 365 - 650
50.00 514.50 25.70 385 - 685
50.00 532.00 26.60
Additional Bandwidths
×
400 - 700
50.00 632.80 31.60
Additional Bandwidths
×
475 - 845
50.00 785.00 39.20
Additional Bandwidths
×
585 - 1045
50.00 808.00 40.00 600 - 1070
50.00 980.00 49.00 735 - 1300
50.00 1,030.00 51.50 800 - 1400
50.00 1,064.00 53.20
Additional Bandwidths
×
800 - 1400

Technical Information

This graph is an example of a standard notch filter transmission curve. For specific wavelength data, please refer to the curve PDF attached to each respective part.
This graph is an example of a standard notch filter transmission curve. For specific wavelength data, please refer to the curve PDF attached to each respective part.
All mounted TECHSPEC® Optical Filters have an arrow on the side of the mount that points to the filter-coated surface for quick reference. Filter oriented such that arrow points to filter coated surface S1. Anti-reflective (AR) coating is applied to S2.
All mounted TECHSPEC® Optical Filters have an arrow on the side of the mount that points to the filter-coated surface for quick reference. Filter oriented such that arrow points to filter coated surface S1. Anti-reflective (AR) coating is applied to S2.

Related Products

Custom

Edmund Optics offers comprehensive custom manufacturing services for optical and imaging components tailored to your specific application requirements. Whether in the prototyping phase or preparing for full-scale production, we provide flexible solutions to meet your needs. Our experienced engineers are here to assist—from concept to completion.

Our capabilities include:

  • Custom dimensions, materials, coatings, and more
  • High-precision surface quality and flatness
  • Tight tolerances and complex geometries
  • Scalable production—from prototype to volume

Learn more about our custom manufacturing capabilities or submit an inquiry here.