Showing 226–250 of 277 results
- Parallelism: 30 arc seconds or better
- Size: 0.500 +0.000 / -0.004
- Thickness: 0.200 ±0.002
- Scratch-Dig: 60/40
- Clear Aperture: 0.457 in. min.
- Flatness: < 1 wave
- Substrate Material: Sapphire
- Parallelism: 10 arc minutes or better
- Size: 50 X 50 +0.0 / -0.1
- Thickness: 2.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: >90%
- Flatness: < 2 per inch or better
- Substrate Material: Silicon
- Parallelism: < 1 arc min
- Size: 50.8 x 76.2 ±0.1
- Thickness: 2.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 48 X 74 mm
- Flatness: 3 waves or better at 633 nm
- Substrate Material: Silicon
- Parallelism: 30 arc seconds or better
- Size: 63.5 ±0.1
- Thickness: 6.35 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 58mm min
- Flatness: 1/2 RMS @ 633nm
- Substrate Material: Silicon
- Parallelism: 30 arc seconds or better
- Size: 64.0 ±0.05
- Thickness: 3.00 ±0.05
- Scratch-Dig: 60/40
- Clear Aperture: 53mm min
- Flatness: 0.25 Fringes RMS
- Substrate Material: Silicon
- Wavelength: U Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 60
- Minimum Transmission: 60%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 25.0 +0.00 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: V Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 90
- Minimum Transmission: 85%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 25.0 +0.00 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: Sloan G
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 150.0
- Minimum Transmission: 80%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: N/A
- Size: 25.0 Ø +0.0 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 85% of OD
- Flatness: 1/4 per inch or better
- Angle of Incidence: 0
- Wavelength: SLOAN I
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 130.0
- Minimum Transmission: 80%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: N/A
- Size: 25.0 Ø +0.0 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 85% of OD
- Flatness: 1/4 per inch or better
- Angle of Incidence: 0
- Wavelength: R Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 250
- Minimum Transmission: 85%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 31.0 +0.00 / -0.25
- Thickness: 10 ±nom
- Scratch-Dig: 60/40
- Clear Aperture: 85% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: U Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 60
- Minimum Transmission: 60%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 31.0 +0.00 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: U Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 60
- Minimum Transmission: 60%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 31.0 +0.00 / -0.25
- Thickness: 10 ±nom
- Scratch-Dig: 60/40
- Clear Aperture: 85% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: V Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 90
- Minimum Transmission: 85%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 31.0 +0.00 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: V Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 90
- Minimum Transmission: 85%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 31.0 +0.00 / -0.25
- Thickness: 10 ±nom
- Scratch-Dig: 60/40
- Clear Aperture: 85% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: R Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 250
- Minimum Transmission: 85%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 50.0 +0.00 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: R Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 250
- Minimum Transmission: 85%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 50.0 x 50.0 +0.00 / -0.25
- Thickness: 5.0 ±0.10
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: U Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 60
- Minimum Transmission: 60%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 50.0 +0.00 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: U Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 60
- Minimum Transmission: 60%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 50.0 x 50.0 +0.00 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: V Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 90
- Minimum Transmission: 85%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 50.0 +0.00 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: V Filter
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 90
- Minimum Transmission: 85%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: AR < 0.5% Exterior Surfaces (typical <0.2%)
- Size: 50.0 x 50.0 +0.00 / -0.25
- Thickness: 5.0 ±0.10
- Scratch-Dig: 60/40
- Clear Aperture: 90% of O.D.
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- Wavelength: 700 - 1200
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Transmission: 50+/-5%
- Reflection: R = 50 +/-5%
- Size: 25.0 Ø +0 / -0.2
- Thickness: 3.0 ±0.25
- Scratch-Dig: 60/40
- Clear Aperture: 22mm Ø min
- Flatness: 1/4 wave per inch or better
- Substrate: Fused Silica
- Angle of Incidence: 45.0
- Wavelength: 700 - 1200
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Transmission: 50+/-5%
- Reflection: R = 50 +/-5%
- Size: 50.0 Ø +0 / -0.2
- Thickness: 3.0 ±0.25
- Scratch-Dig: 60/40
- Clear Aperture: 45mm Ø min
- Flatness: 1/4 wave per inch or better
- Substrate: Fused Silica
- Angle of Incidence: 45.0
- Wavelength: 700 - 1200
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Transmission: 50+/-5%
- Reflection: R = 50 +/-5%
- Size: 50.0 x 50.0 +0 / -0.2
- Thickness: 3.0 ±0.25
- Scratch-Dig: 60/40
- Clear Aperture: 45mm Ø min
- Flatness: 1/4 wave per inch or better
- Substrate: Fused Silica
- Angle of Incidence: 45.0
- Wavelength: Sloan G
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 150.0
- Minimum Transmission: 80%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: N/A
- Size: 50.0 Ø +0.0 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 85% of OD
- Flatness: 1/4 per inch or better
- Angle of Incidence: 0
- Wavelength: SLOAN I
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 130.0
- Minimum Transmission: 80%
- Blocking: 1x10-4 avg. X-Ray to 1100nm
- Reflection: N/A
- Size: 50.0 Ø +0.0 / -0.25
- Thickness: 5.0 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 85% of OD
- Flatness: 1/4 per inch or better
- Angle of Incidence: 0
PART NO.
DESCRIPTION
1 - 5 pcs.
6 - 10 pcs.
> 10 pcs.
Stock Status
$36.00
$36.00
$36.00
In Stock: 200
$185.00
$185.00
$185.00
In Stock: 45
$337.00
$337.00
$337.00
In Stock: 10
$265.00
$265.00
$265.00
In Stock: 18
$335.00
$335.00
$335.00
In Stock: 6
$307.00
$264.00
$233.00
In Stock
$307.00
$264.00
$233.00
In Stock
$307.00
$264.00
$233.00
In Stock
$307.00
$264.00
$233.00
In Stock
$339.00
$292.00
$258.00
In Stock
$336.00
$289.00
$255.00
In Stock
$339.00
$292.00
$258.00
In Stock
$336.00
$289.00
$255.00
In Stock
$339.00
$292.00
$258.00
In Stock
$771.00
$663.00
$586.00
In Stock
$790.00
$679.00
$600.00
In Stock
$771.00
$663.00
$586.00
In Stock
$790.00
$679.00
$600.00
In Stock
$771.00
$663.00
$586.00
In Stock
$790.00
$679.00
$600.00
In Stock
$159.00
$137.00
$121.00
In Stock
$308.00
$265.00
$234.00
In Stock
$320.00
$275.00
$243.00
In Stock
$790.00
$679.00
$600.00
In Stock
$790.00
$679.00
$600.00
In Stock