Showing 401–425 of 1277 results
- Parallelism: 30 arc seconds or better
- Size: 12.5 Ø +0.0 / -0.25
- Thickness: 2.92 ±nom
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- %T (Optical Density): -
- Wavelength: 300.0 ±5.0
- Operating Temperature: 23.0
- Parallelism: Commercial
- Transmission: 85%
- Blocking: >OD3 avg from 0.9 X 50% pt. to 200nm
- Size: 12.5 Ø +0 / -0.2
- Thickness: 3.3 ±0.25
- Scratch-Dig: 80/50
- Clear Aperture: 95%
- Flatness: Commercial
- Angle of Incidence: 0
- 50% Cut-on Wavelength: 300.0
- Specifications: 250-400nm 0.10% +0.08/-0.06 , 400-800nm 0.10% ±0.05 , 800-2000nm 0.10% nom
- Parallelism: 30 arc seconds or better
- Size: 12.5 Ø +0.0 / -0.2
- Thickness: 1.50 ±0.5
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: 0.25 per inch or better
- Substrate: Quartz
- Angle of Incidence: 0
- %T (Optical Density): -
- Specifications: 400-800nm 0.10% ±0.05 , 800-2000nm 0.10% nom
- Parallelism: Commercial
- Size: 12.5 Ø +0.0 / -0.2
- Thickness: 1.52 ±0.5
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: Commercial
- Substrate: Green Glass
- Angle of Incidence: 0
- %T (Optical Density): -
- Specifications: 0.10 +.08/-.05% from 2.0µ to 14µ
- Parallelism: < 10 arc minutes
- Size: 12.5 Ø +0.0 / -0.2
- Thickness: 1.0 ±0.2
- Scratch-Dig: 80/50
- Clear Aperture: 90% of OD
- Flatness: 1 or better at of Interest
- Substrate: Ge
- %T (Optical Density): -
- Parallelism: 30 arc seconds or better
- Size: 25.0 Ø +0.0 / -0.25
- Thickness: 2.92 ±nom
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- %T (Optical Density): -
- Wavelength: 300.0 ±5.0
- Operating Temperature: 23.0
- Parallelism: Commercial
- Transmission: 85%
- Blocking: >OD3 avg from 0.9 X 50% pt. to 200nm
- Size: 25.0 Ø +0 / -0.5
- Thickness: 3.3 ±0.25
- Scratch-Dig: 80/50
- Clear Aperture: 95%
- Flatness: Commercial
- Angle of Incidence: 0
- 50% Cut-on Wavelength: 300.0
- Specifications: 250-400nm 0.10% +0.08/-0.06 , 400-800nm 0.10% ±0.05 , 800-2000nm 0.10% nom
- Parallelism: 30 arc seconds or better
- Size: 25.0 Ø +0.0 / -0.2
- Thickness: 1.50 ±0.5
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: 0.25 per inch or better
- Substrate: Quartz
- Angle of Incidence: 0
- %T (Optical Density): -
- Specifications: 400-800nm 0.10% ±0.05 , 800-2000nm 0.10% nom
- Parallelism: Commercial
- Size: 25.0 Ø +0.0 / -0.2
- Thickness: 1.52 ±0.5
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: Commercial
- Substrate: Green Glass
- Angle of Incidence: 0
- %T (Optical Density): -
- Parallelism: 30 arc seconds or better
- Size: 50.0 Ø +0.0 / -0.25
- Thickness: 2.92 ±nom
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- %T (Optical Density): -
- Parallelism: 30 arc seconds or better
- Size: 50.0 x 50.0 +0.0 / -0.25
- Thickness: 2.92 ±nom
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: 0.25 wave per inch or better
- Angle of Incidence: 0
- %T (Optical Density): -
- Wavelength: 300.0 ±5.0
- Operating Temperature: 23.0
- Parallelism: Commercial
- Transmission: 85%
- Blocking: >OD3 avg from 0.9 X 50% pt. to 200nm
- Size: 50.0 Ø +0 / -0.5
- Thickness: 3.3 ±0.25
- Scratch-Dig: 80/50
- Clear Aperture: 95%
- Flatness: Commercial
- Angle of Incidence: 0
- 50% Cut-on Wavelength: 300.0
- Wavelength: 300.0 ±5.0
- Operating Temperature: 23.0
- Parallelism: Commercial
- Transmission: 85%
- Blocking: >OD3 avg from 0.9 X 50% pt. to 200nm
- Size: 50.0 x 50.0 +0 / -0.5
- Thickness: 3.3 ±0.25
- Scratch-Dig: 80/50
- Clear Aperture: 95%
- Flatness: Commercial
- Angle of Incidence: 0
- 50% Cut-on Wavelength: 300.0
- Specifications: 250-400nm 0.10% +0.08/-0.06 , 400-800nm 0.10% ±0.05 , 800-2000nm 0.10% nom
- Parallelism: 30 arc seconds or better
- Size: 50.0 Ø +0.0 / -0.2
- Thickness: 1.50 ±0.5
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: 0.25 per inch or better
- Substrate: Quartz
- Angle of Incidence: 0
- %T (Optical Density): -
- Specifications: 250-400nm 0.10% +0.08/-0.06 , 400-800nm 0.10% ±0.05 , 800-2000nm 0.10% nom
- Parallelism: 30 arc seconds or better
- Size: 50.0 x 50.0 +0.0 / -0.2
- Thickness: 1.50 ±0.5
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: 0.25 per inch or better
- Substrate: Quartz
- Angle of Incidence: 0
- %T (Optical Density): -
- Specifications: 400-800nm 0.10% ±0.05 , 800-2000nm 0.10% nom
- Parallelism: Commercial
- Size: 50.0 Ø +0.0 / -0.2
- Thickness: 1.52 ±0.5
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: Commercial
- Substrate: Green Glass
- Angle of Incidence: 0
- %T (Optical Density): -
- Specifications: 400-800nm 0.10% ±0.05 , 800-2000nm 0.10% nom
- Parallelism: Commercial
- Size: 50.0 x 50.0 +0.0 / -0.2
- Thickness: 1.52 ±0.5
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: Commercial
- Substrate: Green Glass
- Angle of Incidence: 0
- %T (Optical Density): -
- Wavelength: 3000 ±30
- Emission Line: N/A
- Operating Temperature: 23
- Parallelism: Commercial
- Bandwidth (FWHM): 120 ±30 nm
- Minimum Transmission: 75%
- Blocking: <0.1% avg X-ray to 30000nm
- Size: 25.0 Ø +0 / -0.2
- Thickness: 1.0 ±0.2
- Scratch-Dig: 80/50
- Clear Aperture: 22mm Ø min
- Flatness: Commercial
- Effective Refractive Index: N/A
- Substrate: Sapphire
- Gas: N/A
- Wavelength: 3000 ±300
- Operating Temperature: 23.0
- Parallelism: Commercial
- Transmission: 80% 2000nm
- Blocking: 1x10-3 avg. 3300nm to 5000nm
- Size: 0.375 +0.000 / -0.005
- Thickness: 0.040 +0.000 / -0.004
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: Commercial
- Substrate: Germanium
- Angle of Incidence: 0
- 5% Wavelength: N/A
- Wavelength: 3000 ±300
- Operating Temperature: 23.0
- Parallelism: Commercial
- Transmission: 80% 2000nm
- Blocking: 1x10-3 avg. 3300nm to 5000nm
- Size: 0.984 +0.000 / -0.005
- Thickness: 0.040 +0.000 / -0.004
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: Commercial
- Substrate: Germanium
- Angle of Incidence: 0
- 5% Wavelength: N/A
- Wavelength: 3000.0 ±30
- Emission Line: N/A
- Operating Temperature: 23.0
- Parallelism: < 5 arc minutes
- Bandwidth (FWHM): 100.0 ±30 nm
- Minimum Transmission: 75%
- Blocking: 1x10-3 avg. X-Ray to 30µ
- Size: 25.0 Ø +0 / -0.2
- Thickness: 1.0 ±0.2
- Scratch-Dig: 80/50
- Clear Aperture: 21mm Ø min
- Flatness: 2 or better at 633
- Effective Refractive Index: N/A
- Substrate: Sapphire
- Gas: Water vapor
- Wavelength: 3600.0 ±140
- Operating Temperature: 23.0
- Parallelism: < 10 arc minutes
- Transmission: 85%
- Blocking: 1x10-3 avg. 200nm to 3600nm
- Size: 12.5 Ø +0 / -0.2
- Thickness: 1.0 ±0.2
- Scratch-Dig: 80/50
- Clear Aperture: 11mm
- Flatness: 5 or better at of Interest
- Substrate: Germanium
- Angle of Incidence: 0
- 5% Wavelength: N/A
- Wavelength: 3600 ±40
- Emission Line: Formaldehyde
- Operating Temperature: 23.0
- Parallelism: < 5 arc minutes
- Bandwidth (FWHM): 140 ±30 nm
- Minimum Transmission: 75%
- Blocking: 1x10-3 avg. X-Ray to 30µ
- Size: 25.0 Ø +0 / -0.2
- Thickness: 1.0 ±0.2
- Scratch-Dig: 80/50
- Clear Aperture: 22mm dia.
- Flatness: 2 or better at 633
- Effective Refractive Index: N/A
- Substrate: Sapphire
- Gas: Formaldehyde
- Wavelength: 3600.0 ±140
- Operating Temperature: 23.0
- Parallelism: < 10 arc minutes
- Transmission: 85%
- Blocking: 1x10-3 avg. 200nm to 3600nm
- Size: 25.0 Ø +0 / -0.2
- Thickness: 1.0 ±0.2
- Scratch-Dig: 80/50
- Clear Aperture: 22mm
- Flatness: 5 or better at of Interest
- Substrate: Germanium
- Angle of Incidence: 0
- 5% Wavelength: N/A
- Wavelength: 3600.0 ±140
- Operating Temperature: 23.0
- Parallelism: < 10 arc minutes
- Transmission: 85%
- Blocking: 1x10-3 avg. 200nm to 3600nm
- Size: 50.0 Ø +0 / -0.2
- Thickness: 1.0 ±0.2
- Scratch-Dig: 80/50
- Clear Aperture: 45mm
- Flatness: 5 or better at of Interest
- Substrate: Germanium
- Angle of Incidence: 0
- 5% Wavelength: N/A
PART NO.
DESCRIPTION
1 - 5 pcs.
6 - 10 pcs.
> 10 pcs.
Stock Status
$53.00
$48.00
$40.00
In Stock
$81.00
$70.00
$62.00
In Stock
$122.00
$102.00
$87.00
In Stock
$73.00
$61.00
$52.00
In Stock
$227.00
$193.00
$170.00
In Stock
$109.00
$99.00
$83.00
In Stock
$123.00
$106.00
$93.00
In Stock
$170.00
$143.00
$121.00
In Stock
$113.00
$95.00
$80.00
In Stock
$243.00
$221.00
$185.00
In Stock
$250.00
$228.00
$190.00
In Stock
$167.00
$144.00
$127.00
In Stock
$199.00
$171.00
$151.00
In Stock
$283.00
$238.00
$201.00
In Stock
$283.00
$238.00
$201.00
In Stock
$171.00
$144.00
$121.00
In Stock
$171.00
$144.00
$121.00
In Stock
$270.00
$270.00
$270.00
In Stock: 4
$475.00
$475.00
$475.00
In Stock: 7
$710.00
$710.00
$710.00
In Stock: 6
$335.00
$335.00
$335.00
In Stock: 7
$201.00
$169.00
$143.00
In Stock
$417.00
$359.00
$317.00
In Stock
$441.00
$370.00
$313.00
In Stock
$734.00
$617.00
$521.00
In Stock