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Ramp Filters


You have 4 meeting your criteria.

Ramp Filters

The ramp filter is designed to transmit a linear monotonic increasing or decreasing % transmission as a function of wavelength. These ramp filters will transmit 20% at 400nm and increase linearly to >90% at 700nm.
  Product Number    Product Name  ThicknessSubstrate MaterialSurface QualityFlatnessOutside DiameterLengthWidth
R05800-00 RAMP FILTER: 25mm DIA, BK-7, <20% TRANS. @ 400nm, >90% TRANS. @ 2mm ±0.2mm
 BK-7
 80-50 Scratch & Dig
 < 2 Fringes / Inch @ 632.8nm
 25mm
    
R05810-00 RAMP FILTER: 50mm SQ, BK-7, <20% TRANS. @ 400nm, >90% TRANS. @ 7 2mm ±0.2mm
 BK-7
 80-50 Scratch & Dig
 < 2 Fringes / Inch @ 632.8nm
   50mm
 50mm
R05820-00 RAMP FILTER: 25mm DIA, BK-7, >90% TRANS. @ 400nm, <20% TRANS. @7 2mm ±0.2mm
 BK-7
 80-50 Scratch & Dig
 < 2 Fringes / Inch @ 632.8nm
 25mm
    
R05830-00 RAMP FILTER: 50mm DIA, BK-7, >90% TRANS. @ 400nm, <20% TRANS. @7 2mm ±0.2mm
 BK-7
 80-50 Scratch & Dig
 < 2 Fringes / Inch @ 632.8nm
   50mm
 50mm

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