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Optical Flats (Circle)

OFB - OFBP - OFSQ - OFPXP - OFSQP-C

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Optical Flats (Circle)
Out of stock
SKU
OFB - OFBP - OFSQ - OFPXP - OFSQP-C
These Optical Flats are precision polished on one side to a high accuracy and surface quality. They are suitable substrates to be coated with an optical thin film, such as a custom-made mirror.
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Diameter φD
Material
Rear Surface
Delivery Price Add to cart
details
OFSQ-10C06-20
10mm Synthetic fused silica Ground
2 weeks
£51.00
Material Synthetic fused silica
Parallelism ＜3′
Diameter φD φ10mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Ground
details
OFBP-25C05-10
25mm BK7 Polished
6-12 weeks
£31.30
Material BK7
Parallelism ＜3′
Diameter φD φ25mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFSQ-15C06-20
15mm Synthetic fused silica Ground
2 weeks
£55.48
Material Synthetic fused silica
Parallelism ＜3′
Diameter φD φ15mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Ground
details
OFPXP-150C20-1
150mm Hard glass Polished
2 weeks
£318.59
Material Hard glass
Parallelism ＜3′
Diameter φD φ150mm
Thickness t 20mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFPXP-60C10-10
60mm Hard glass Polished
2 weeks
£198.66
Material Hard glass
Parallelism ＜3′
Diameter φD φ60mm
Thickness t 10mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFBP-30C05-1
30mm BK7 Polished
6-12 weeks
£23.26
Material BK7
Parallelism ＜3′
Diameter φD φ30mm
Thickness t 5mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFPXP-60C10-20
60mm Hard glass Polished
2 weeks
£398.22
Material Hard glass
Parallelism ＜3′
Diameter φD φ60mm
Thickness t 10mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFBP-30C05-10
30mm BK7 Polished
6-12 weeks
£46.52
Material BK7
Parallelism ＜3′
Diameter φD φ30mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFSQP-30C06-20
30mm Synthetic fused silica Polished
6-12 weeks
£141.38
Material Synthetic fused silica
Parallelism ＜3′
Diameter φD φ30mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Polished
details
OFBP-40C06-4
40mm BK7 Polished
6-12 weeks
£63.53
Material BK7
Parallelism ＜3′
Diameter φD φ40mm
Thickness t 6mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFSQP-40C08-20
40mm Synthetic fused silica Polished
2 weeks
£238.92
Material Synthetic fused silica
Parallelism ＜3′
Diameter φD φ40mm
Thickness t 8mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Polished
details
OFBP-50C08-1
50mm BK7 Polished
6-12 weeks
£71.58
Material BK7
Parallelism ＜3′
Diameter φD φ50mm
Thickness t 8mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFSQP-50C10-20
50mm Synthetic fused silica Polished
1 week
£342.74
Material Synthetic fused silica
Parallelism ＜3′
Diameter φD φ50mm
Thickness t 10mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Polished
details
OFBP-50C08-20
50mm BK7 Polished
2 weeks
£238.92
Material BK7
Parallelism ＜3′
Diameter φD φ50mm
Thickness t 8mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFPXP-80C12-20
80mm Hard glass Polished
2 weeks
£504.71
Material Hard glass
Parallelism ＜3′
Diameter φD φ80mm
Thickness t 12mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-20C05-10
20mm BK7 Ground
2 weeks
£26.85
Material BK7
Parallelism ＜3′
Diameter φD φ20mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFPXP-100C15-10
100mm Hard glass Polished
2 weeks
£318.59
Material Hard glass
Parallelism ＜3′
Diameter φD φ100mm
Thickness t 15mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFBP-25C05-4
25mm BK7 Polished
6-12 weeks
£23.26
Material BK7
Parallelism ＜3′
Diameter φD φ25mm
Thickness t 5mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFPXP-60C10-1
60mm Hard glass Polished
2 weeks
£79.64
Material Hard glass
Parallelism ＜3′
Diameter φD φ60mm
Thickness t 10mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFPXP-130C18-10
130mm Hard glass Polished
6-12 weeks
£557.51
Material Hard glass
Parallelism ＜3′
Diameter φD φ130mm
Thickness t 18mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFPXP-60C10-4
60mm Hard glass Polished
6-12 weeks
£123.49
Material Hard glass
Parallelism ＜3′
Diameter φD φ60mm
Thickness t 10mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFBP-25.4C05-10
25.4mm BK7 Polished
6-12 weeks
£31.30
Material BK7
Parallelism ＜3′
Diameter φD φ25.4mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFSQ-20C06-20
20mm Synthetic fused silica Ground
2 weeks
£71.58
Material Synthetic fused silica
Parallelism ＜3′
Diameter φD φ20mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Ground
details
OFPXP-150C20-10
150mm Hard glass Polished
2 weeks
£885.95
Material Hard glass
Parallelism ＜3′
Diameter φD φ150mm
Thickness t 20mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFSQP-25C06-20
25mm Synthetic fused silica Polished
2 weeks
£92.17
Material Synthetic fused silica
Parallelism ＜3′
Diameter φD φ25mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Polished
details
OFBP-30C05-20
30mm BK7 Polished
2 weeks
£93.96
Material BK7
Parallelism ＜3′
Diameter φD φ30mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFPXP-80C12-1
80mm Hard glass Polished
2 weeks
£110.08
Material Hard glass
Parallelism ＜3′
Diameter φD φ80mm
Thickness t 12mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFBP-40C06-10
40mm BK7 Polished
6-12 weeks
£79.64
Material BK7
Parallelism ＜3′
Diameter φD φ40mm
Thickness t 6mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFPXP-80C12-4
80mm Hard glass Polished
2 weeks
£172.71
Material Hard glass
Parallelism ＜3′
Diameter φD φ80mm
Thickness t 12mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFBP-50C08-4
50mm BK7 Polished
6-12 weeks
£101.11
Material BK7
Parallelism ＜3′
Diameter φD φ50mm
Thickness t 8mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFPXP-80C12-10
80mm Hard glass Polished
2 weeks
£252.35
Material Hard glass
Parallelism ＜3′
Diameter φD φ80mm
Thickness t 12mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFBP-50.8C08-10
50.8mm BK7 Polished
2 weeks
£119.01
Material BK7
Parallelism ＜3′
Diameter φD φ50.8mm
Thickness t 8mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-20C05-4
20mm BK7 Ground
2-3 weeks
£23.26
Material BK7
Parallelism ＜3′
Diameter φD φ20mm
Thickness t 5mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFPXP-100C15-4
100mm Hard glass Polished
2 weeks
£198.66
Material Hard glass
Parallelism ＜3′
Diameter φD φ100mm
Thickness t 15mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFBP-25C05-1
25mm BK7 Polished
6-12 weeks
£19.67
Material BK7
Parallelism ＜3′
Diameter φD φ25mm
Thickness t 5mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-10C03-10
10mm BK7 Ground
2 weeks
£19.67
Material BK7
Parallelism ＜3′
Diameter φD φ10mm
Thickness t 3mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFPXP-130C18-4
130mm Hard glass Polished
6-12 weeks
£318.59
Material Hard glass
Parallelism ＜3′
Diameter φD φ130mm
Thickness t 18mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-10C05-10
10mm BK7 Ground
2 weeks
£19.67
Material BK7
Parallelism ＜3′
Diameter φD φ10mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFBP-25C05-20
25mm BK7 Polished
2 weeks
£63.53
Material BK7
Parallelism ＜3′
Diameter φD φ25mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-10C05-20
10mm BK7 Ground
2 weeks
£39.37
Material BK7
Parallelism ＜3′
Diameter φD φ10mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFPXP-150C20-4
150mm Hard glass Polished
6-12 weeks
£557.51
Material Hard glass
Parallelism ＜3′
Diameter φD φ150mm
Thickness t 20mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-12.7C05-10
12.7mm BK7 Ground
2 weeks
£19.67
Material BK7
Parallelism ＜3′
Diameter φD φ12.7mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFBP-30C05-4
30mm BK7 Polished
6-12 weeks
£39.37
Material BK7
Parallelism ＜3′
Diameter φD φ30mm
Thickness t 5mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-15C03-10
15mm BK7 Ground
2 weeks
£19.67
Material BK7
Parallelism ＜3′
Diameter φD φ15mm
Thickness t 3mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFBP-40C06-1
40mm BK7 Polished
6-12 weeks
£39.37
Material BK7
Parallelism ＜3′
Diameter φD φ40mm
Thickness t 6mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-15C05-10
15mm BK7 Ground
2 weeks
£19.67
Material BK7
Parallelism ＜3′
Diameter φD φ15mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFBP-40C06-20
40mm BK7 Polished
2 weeks
£159.28
Material BK7
Parallelism ＜3′
Diameter φD φ40mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-15C05-20
15mm BK7 Ground
2 weeks
£39.37
Material BK7
Parallelism ＜3′
Diameter φD φ15mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFBP-50C08-10
50mm BK7 Polished
6-12 weeks
£119.01
Material BK7
Parallelism ＜3′
Diameter φD φ50mm
Thickness t 8mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-20C03-10
20mm BK7 Ground
2 weeks
£26.85
Material BK7
Parallelism ＜3′
Diameter φD φ20mm
Thickness t 3mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFPXP-100C15-1
100mm Hard glass Polished
6-12 weeks
£143.17
Material Hard glass
Parallelism ＜3′
Diameter φD φ100mm
Thickness t 15mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
details
OFB-20C05-20
20mm BK7 Ground
2 weeks
£54.59
Material BK7
Parallelism ＜3′
Diameter φD φ20mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
details
OFPXP-130C18-1
130mm Hard glass Polished
2 weeks
£229.98
Material Hard glass
Parallelism ＜3′
Diameter φD φ130mm
Thickness t 18mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished

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◦ We offer these substrates in a wide variety shapes and sizes, thickness and surface accuracy to allow for selection according to your required specifications.