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T-DMLP1180 - Ø1" Longpass Dichroic Mirror, 1180 nm Cut-On

Fosco Connect Part No.: T-DMLP1180

  • $ 365.00 or



T-DMLP1180 - Ø1" Longpass Dichroic Mirror, 1180 nm Cut-On

  • Dichroic Filters Function as Longpass Filters with Minimal Absorption Losses
  • Multi-Band Dichroic Filter with Two Transmission Bands and One Reflection Band
  • Five Sizes Available: Ø1/2", Ø1", Ø2", 25 mm x 36 mm, or 35 mm x 52 mm
  • Hard Coating Allows Easy Handling and Cleaning
  • Resistant to Damage from UV Light and Chemicals
  • Cut-On Wavelength 1180 nm 
  • Transmission Band 1260 - 1700 nm
  • Absolute Transmission >85%
  • Average Transmission >90%
  • Reflection Band 750 - 1100 nm
  • Absolute Reflectance >90%
  • Average Reflectance >95%
  • AR Coating Range 932 - 1700 nm
  • Damage Threshold 5.00 J/cm2 (1064 nm, 10 Hz, 12 ns, Ø250 µm)
Damage Threshold Specifications
Coating Designation
(Item # Prefix)
Damage Threshold
T-DMLP1180 5.00 J/cm2  (1064 nm, 10 Hz, 12 ns, Ø250 µm)

 

Product Drawing

Damage Threshold Specifications
Coating Designation
(Item # Prefix)
Damage Threshold
T-DMLP1180 5.00 J/cm2  (1064 nm, 10 Hz, 12 ns, Ø250 µm)

 

General Specifications
Size Ø1/2" Ø1" Ø2" 25.0 mm x 36.0 mm 35.0 mm x 52.0 mm
Clear Aperture ≥Ø11.43 mm ≥Ø22.86 mm ≥Ø45.72 mm ≥22.5 mm x 32.4 mm ≥85%, Elliptical
Thickness 3.2 mm 3.2 mm 5.0 mm 1.0 mm 2.0 mm (DMLP730B Only) or 3.0 mm
Incident Angle 45°
Surface Quality 40-20 Scratch-Dig
Transmitted Wavefront Error <λ/4 @ 633 nm Over Clear Aperture ≤λ/4 @ 632.8 nm Over Clear Aperture

 

Specifications
Type Longpass
Cut-On Wavelength 1180 nm
Transmission Banda 1260 - 1700 nm
Reflection Bandb 750 - 1100 nm
AR Coating Rangec 932 - 1700 nm
Size Ø1"
Clear Aperture ≥Ø22.86 mm
Thickness 3.2 mm
Incident Angle 45°
Surface Quality 40-20 Scratch-Dig
Transmitted Wavefront Error λ/4 @ 633 nm Over Clear Aperture
Damage Threshold 5.00 J/cm2 (1064 nm, 10 Hz, 12 ns, Ø250 µm)
Substrate Material UV Fused Silica
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