High Precision Optical Flats

HMPQP - HMPZP

High Precision Optical Flats
In stock
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HMPQP - HMPZP
It is a substrate polished to high precision were material change of the shape is very small due to the temperature variation. It can be used as test plates of the interferometer and the Newton test plate.
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Name Diameter φD Material Delivery Price Add to cart
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Optical Flat Synthetic fused silica 50mm Diameter λ/20
HMPQP-50C10-20
50mm Synthetic fused silica
6-12 weeks
$749.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ50mm
Thickness t 10mm
Surface Flatness PV λ/20
i
Optical Flat Low expansion glass 150mm Diameter λ/20
HMPZP-150C25-20
150mm Low expansion glass
in stock
$3,215.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ150mm
Thickness t 25mm
Surface Flatness PV λ/20
i
Optical Flat Synthetic fused silica 60mm Diameter λ/20
HMPQP-60C12-20
60mm Synthetic fused silica
6-12 weeks
$999.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ60mm
Thickness t 12mm
Surface Flatness PV λ/20
i
Optical Flat Synthetic fused silica 80mm Diameter λ/20
HMPQP-80C15-20
80mm Synthetic fused silica
6-12 weeks
$1,259.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ80mm
Thickness t 15mm
Surface Flatness PV λ/20
i
Optical Flat Synthetic fused silica 100mm Diameter λ/20
HMPQP-100C20-20
100mm Synthetic fused silica
6-12 weeks
$1,831.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ100mm
Thickness t 20mm
Surface Flatness PV λ/20
i
Optical Flat Synthetic fused silica 130mm Diameter λ/20
HMPQP-130C25-20
130mm Synthetic fused silica
6-12 weeks
$2,799.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ130mm
Thickness t 25mm
Surface Flatness PV λ/20
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Optical Flat Synthetic fused silica 30mm Diameter λ/12
HMPQP-30C10-12
30mm Synthetic fused silica
6-12 weeks
$323.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ30mm
Thickness t 10mm
Surface Flatness PV λ/12
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Optical Flat Synthetic fused silica 150mm Diameter λ/20
HMPQP-150C30-20
150mm Synthetic fused silica
6-12 weeks
$3,777.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ150mm
Thickness t 30mm
Surface Flatness PV λ/20
i
Optical Flat Low expansion glass 100mm Diameter λ/12
HMPZP-100C17-12
100mm Low expansion glass
6-12 weeks
$1,259.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ100mm
Thickness t 17mm
Surface Flatness PV λ/12
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Optical Flat Synthetic fused silica 50mm Diameter λ/40
HMPQP-50C10-40
50mm Synthetic fused silica
6-12 weeks
$1,353.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ50mm
Thickness t 10mm
Surface Flatness PVr λ/40
i
Optical Flat Synthetic fused silica 40mm Diameter λ/12
HMPQP-40C10-12
40mm Synthetic fused silica
6-12 weeks
$406.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ40mm
Thickness t 10mm
Surface Flatness PV λ/12
i
Optical Flat Synthetic fused silica 100mm Diameter λ/40
HMPQP-100C20-40
100mm Synthetic fused silica
6-12 weeks
$2,601.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ100mm
Thickness t 20mm
Surface Flatness PVr λ/40
i
Optical Flat Low expansion glass 130mm Diameter λ/12
HMPZP-130C20-12
130mm Low expansion glass
6-12 weeks
$1,883.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ130mm
Thickness t 20mm
Surface Flatness PV λ/12
i
Optical Flat Synthetic fused silica 50mm Diameter λ/12
HMPQP-50C10-12
50mm Synthetic fused silica
6-12 weeks
$562.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ50mm
Thickness t 10mm
Surface Flatness PV λ/12
i
Optical Flat Low expansion glass 150mm Diameter λ/12
HMPZP-150C25-12
150mm Low expansion glass
6-12 weeks
$2,518.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ150mm
Thickness t 25mm
Surface Flatness PV λ/12
i
Optical Flat Synthetic fused silica 60mm Diameter λ/12
HMPQP-60C12-12
60mm Synthetic fused silica
6-12 weeks
$749.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ60mm
Thickness t 12mm
Surface Flatness PV λ/12
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Optical Flat Synthetic fused silica 80mm Diameter λ/6
HMPQP-80C15-6
80mm Synthetic fused silica
6-12 weeks
$801.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ80mm
Thickness t 15mm
Surface Flatness PV λ/6
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Optical Flat Synthetic fused silica 100mm Diameter λ/6
HMPQP-100C20-6
100mm Synthetic fused silica
6-12 weeks
$1,009.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ100mm
Thickness t 20mm
Surface Flatness PV λ/6
i
Optical Flat Synthetic fused silica 130mm Diameter λ/6
HMPQP-130C25-6
130mm Synthetic fused silica
6-12 weeks
$1,987.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ130mm
Thickness t 25mm
Surface Flatness PV λ/6
i
Optical Flat Synthetic fused silica 150mm Diameter λ/6
HMPQP-150C30-6
150mm Synthetic fused silica
6-12 weeks
$2,570.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ150mm
Thickness t 30mm
Surface Flatness PV λ/6
i
Optical Flat Low expansion glass 100mm Diameter λ/6
HMPZP-100C17-6
100mm Low expansion glass
6-12 weeks
$1,072.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ100mm
Thickness t 17mm
Surface Flatness PV λ/6
i
Optical Flat Synthetic fused silica 30mm Diameter λ/40
HMPQP-30C10-40
30mm Synthetic fused silica
6-12 weeks
$1,040.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ30mm
Thickness t 10mm
Surface Flatness PVr λ/40
i
Optical Flat Synthetic fused silica 40mm Diameter λ/6
HMPQP-40C10-6
40mm Synthetic fused silica
6-12 weeks
$343.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ40mm
Thickness t 10mm
Surface Flatness PV λ/6
i
Optical Flat Synthetic fused silica 60mm Diameter λ/40
HMPQP-60C12-40
60mm Synthetic fused silica
6-12 weeks
$1,561.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ60mm
Thickness t 12mm
Surface Flatness PVr λ/40
i
Optical Flat Low expansion glass 130mm Diameter λ/6
HMPZP-130C20-6
130mm Low expansion glass
6-12 weeks
$1,602.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ130mm
Thickness t 20mm
Surface Flatness PV λ/6
i
Optical Flat Synthetic fused silica 130mm Diameter λ/40
HMPQP-130C25-40
130mm Synthetic fused silica
6-12 weeks
$3,954.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ130mm
Thickness t 25mm
Surface Flatness PVr λ/40
i
Optical Flat Synthetic fused silica 50mm Diameter λ/6
HMPQP-50C10-6
50mm Synthetic fused silica
6-12 weeks
$479.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ50mm
Thickness t 10mm
Surface Flatness PV λ/6
i
Optical Flat Low expansion glass 150mm Diameter λ/6
HMPZP-150C25-6
150mm Low expansion glass
6-12 weeks
$2,143.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ150mm
Thickness t 25mm
Surface Flatness PV λ/6
i
Optical Flat Synthetic fused silica 60mm Diameter λ/6
HMPQP-60C12-6
60mm Synthetic fused silica
6-12 weeks
$645.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ60mm
Thickness t 12mm
Surface Flatness PV λ/6
i
Optical Flat Low expansion glass 150mm Diameter λ/40
HMPZP-150C25-40
150mm Low expansion glass
6-12 weeks
$5,202.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ150mm
Thickness t 25mm
Surface Flatness PVr λ/40
i
Optical Flat Synthetic fused silica 80mm Diameter λ/12
HMPQP-80C15-12
80mm Synthetic fused silica
6-12 weeks
$936.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ80mm
Thickness t 15mm
Surface Flatness PV λ/12
i
Optical Flat Synthetic fused silica 100mm Diameter λ/12
HMPQP-100C20-12
100mm Synthetic fused silica
6-12 weeks
$1,425.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ100mm
Thickness t 20mm
Surface Flatness PV λ/12
i
Optical Flat Synthetic fused silica 130mm Diameter λ/12
HMPQP-130C25-12
130mm Synthetic fused silica
6-12 weeks
$2,341.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ130mm
Thickness t 25mm
Surface Flatness PV λ/12
i
Optical Flat Synthetic fused silica 30mm Diameter λ/6
HMPQP-30C10-6
30mm Synthetic fused silica
6-12 weeks
$281.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ30mm
Thickness t 10mm
Surface Flatness PV λ/6
i
Optical Flat Synthetic fused silica 150mm Diameter λ/12
HMPQP-150C30-12
150mm Synthetic fused silica
6-12 weeks
$3,028.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ150mm
Thickness t 30mm
Surface Flatness PV λ/12
i
Optical Flat Synthetic fused silica 30mm Diameter λ/20
HMPQP-30C10-20
30mm Synthetic fused silica
6-12 weeks
$432.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ30mm
Thickness t 10mm
Surface Flatness PV λ/20
i
Optical Flat Synthetic fused silica 40mm Diameter λ/40
HMPQP-40C10-40
40mm Synthetic fused silica
6-12 weeks
$1,144.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ40mm
Thickness t 10mm
Surface Flatness PVr λ/40
i
Optical Flat Low expansion glass 100mm Diameter λ/20
HMPZP-100C17-20
100mm Low expansion glass
6-12 weeks
$1,654.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ100mm
Thickness t 17mm
Surface Flatness PV λ/20
i
Optical Flat Synthetic fused silica 80mm Diameter λ/40
HMPQP-80C15-40
80mm Synthetic fused silica
6-12 weeks
$1,977.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ80mm
Thickness t 15mm
Surface Flatness PVr λ/40
i
Optical Flat Synthetic fused silica 40mm Diameter λ/20
HMPQP-40C10-20
40mm Synthetic fused silica
6-12 weeks
$541.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ40mm
Thickness t 10mm
Surface Flatness PV λ/20
i
Optical Flat Synthetic fused silica 150mm Diameter λ/40
HMPQP-150C30-40
150mm Synthetic fused silica
6-12 weeks
$4,682.00
Material Synthetic fused silica
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ150mm
Thickness t 30mm
Surface Flatness PVr λ/40
i
Optical Flat Low expansion glass 130mm Diameter λ/20
HMPZP-130C20-20
130mm Low expansion glass
6-12 weeks
$2,341.00
Material Low expansion glass
Parallelism <3′
Surface Quality <br> (Scratch-Dig) 20-10
Rear surface Polished
Diameter φD φ130mm
Thickness t 20mm
Surface Flatness PV λ/20

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◦Inspection data of interferometric surface accuracy is provided with the optical flats.
◦You can select the required optical flat from our range of products listed by various sizes and surface accuracy.
◦In the high-precision and large size optical flats, a material having a lower thermal expansion than synthetic fused silica is used.
◦Arrow on the side of the component indicates the surface that is polished to the high surface accuracy.
◦Optical flat are delivered in case for storage.