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Optical Flats (Square)

OFB - OFBP - OFSQ - OFPXP - OFSQP-S

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Optical Flats (Square)
Out of stock
SKU
OFB - OFBP - OFSQ - OFPXP - OFSQP-S
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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Name Material Rear Surface A x B Delivery Price Add to cart
i
Optical Flat 100x100mm λ/4
OFPXP-100S15-4 		Hard glass Polished
3-5 days
£230.86
Material Hard glass
Parallelism ＜3′
Outer dimension A □100mm
Thickness t 15mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 20x20mm λ/4
OFB-20S03-4 		BK7 Ground 20mm x 20mm
1-2 weeks
£29.01
Material BK7
Parallelism ＜3′
Outer dimension A □20mm
Thickness t 3mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat Synthetic fused silica 10x10mm
OFSQ-10S06-20 		Synthetic fused silica Ground 10mm x 10mm
3-5 days
£46.76
Material Synthetic fused silica
Parallelism ＜3′
Outer dimension A □10mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Ground
i
Optical Flat 130x130mm λ/4
OFPXP-130S18-4 		Hard glass Polished
3-5 days
£352.41
Material Hard glass
Parallelism ＜3′
Outer dimension A □130mm
Thickness t 18mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat Synthetic fused silica 25x25mm
OFSQ-25S06-20 		Synthetic fused silica Ground 25mm x 25mm
6-12 weeks
£115.63
Material Synthetic fused silica
Parallelism ＜3′
Outer dimension A □25mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Ground
i
Optical Flat 150x150mm λ
OFPXP-150S20-1 		Hard glass Polished
6-12 weeks
£352.41
Material Hard glass
Parallelism ＜3′
Outer dimension A □150mm
Thickness t 20mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat 40x40mm λ/4
OFPXP-40S06-4 		Hard glass Polished 40mm x 40mm
1-2 weeks
£75.86
Material Hard glass
Parallelism ＜3′
Outer dimension A □40mm
Thickness t 6mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat 150x150mm λ/4
OFPXP-150S20-4 		Hard glass Polished
3-5 days
£608.58
Material Hard glass
Parallelism ＜3′
Outer dimension A □150mm
Thickness t 20mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat 50x50mm λ
OFPXP-50S08-1 		Hard glass Polished 50mm x 50mm
1-2 weeks
£68.10
Material Hard glass
Parallelism ＜3′
Outer dimension A □50mm
Thickness t 8mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 25×25mm λ/4
OFB-25S05-4 		BK7 Ground 25mm x 25mm
1-2 weeks
£43.65
Material BK7
Parallelism ＜3′
Outer dimension A □25mm
Thickness t 5mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 50x50mm λ/20
OFPXP-50S08-20 		Hard glass Polished 50mm x 50mm
3-5 days
£264.33
Material Hard glass
Parallelism ＜3′
Outer dimension A □50mm
Thickness t 8mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 30×30mm λ
OFB-30S05-1 		BK7 Ground 30mm x 30mm
6-12 weeks
£36.09
Material BK7
Parallelism ＜3′
Outer dimension A □30mm
Thickness t 5mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 60x60mm λ/10
OFPXP-60S10-10 		Hard glass Polished
3-5 days
£216.22
Material Hard glass
Parallelism ＜3′
Outer dimension A □60mm
Thickness t 10mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 30×30mm λ/20
OFB-30S05-20 		BK7 Ground 30mm x 30mm
in stock
£136.19
Material BK7
Parallelism ＜3′
Outer dimension A □30mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 80x80mm λ
OFPXP-80S12-1 		Hard glass Polished 80mm x 80mm
3-5 days
£137.07
Material Hard glass
Parallelism ＜3′
Outer dimension A □80mm
Thickness t 12mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat 80x80mm λ/4
OFPXP-80S12-4 		Hard glass Polished 80mm x 80mm
6-12 weeks
£187.80
Material Hard glass
Parallelism ＜3′
Outer dimension A □80mm
Thickness t 12mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 15×15mm λ/10
OFB-15S03-10 		BK7 Ground 15mm x 15mm
in stock
£24.93
Material BK7
Parallelism ＜3′
Outer dimension A □15mm
Thickness t 3mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 100x100mm λ
OFPXP-100S15-1 		Hard glass Polished
3-5 days
£165.97
Material Hard glass
Parallelism ＜3′
Outer dimension A □100mm
Thickness t 15mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 15×15mm λ/20
OFB-15S05-20 		BK7 Ground 15mm x 15mm
6-12 weeks
£49.96
Material BK7
Parallelism ＜3′
Outer dimension A □15mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 130x130mm λ
OFPXP-130S18-1 		Hard glass Polished
6-12 weeks
£238.14
Material Hard glass
Parallelism ＜3′
Outer dimension A □130mm
Thickness t 18mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat Synthetic fused silica 15x15mm
OFSQ-15S06-20 		Synthetic fused silica Ground 15mm x 15mm
3-5 days
£57.82
Material Synthetic fused silica
Parallelism ＜3′
Outer dimension A □15mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Ground
i
Optical Flat BK7 20x20mm λ/4
OFB-20S05-4 		BK7 Ground 20mm x 20mm
1-2 weeks
£29.01
Material BK7
Parallelism ＜3′
Outer dimension A □20mm
Thickness t 5mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat Synthetic fused silica 30x30mm
OFSQ-30S06-20 		Synthetic fused silica Ground 30mm x 30mm
3-5 days
£180.33
Material Synthetic fused silica
Parallelism ＜3′
Outer dimension A □30mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Ground
i
Optical Flat BK7 20x20mm λ/10
OFB-20S05-10 		BK7 Ground 20mm x 20mm
3-5 days
£36.09
Material BK7
Parallelism ＜3′
Outer dimension A □20mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 40x40mm λ/10
OFPXP-40S06-10 		Hard glass Polished 40mm x 40mm
3-5 days
£101.08
Material Hard glass
Parallelism ＜3′
Outer dimension A □40mm
Thickness t 6mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 25×25mm λ
OFB-25S05-1 		BK7 Ground 25mm x 25mm
1-2 weeks
£29.01
Material BK7
Parallelism ＜3′
Outer dimension A □25mm
Thickness t 5mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 50x50mm λ/4
OFPXP-50S08-4 		Hard glass Polished 50mm x 50mm
1-2 weeks
£111.75
Material Hard glass
Parallelism ＜3′
Outer dimension A □50mm
Thickness t 8mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 25×25mm λ/10
OFB-25S05-10 		BK7 Ground 25mm x 25mm
3-5 days
£50.83
Material BK7
Parallelism ＜3′
Outer dimension A □25mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 60x60mm λ
OFPXP-60S10-1 		Hard glass Polished
3-5 days
£86.82
Material Hard glass
Parallelism ＜3′
Outer dimension A □60mm
Thickness t 10mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 30×30mm λ/4
OFB-30S05-4 		BK7 Ground 30mm x 30mm
6-12 weeks
£53.94
Material BK7
Parallelism ＜3′
Outer dimension A □30mm
Thickness t 5mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat BK7 10×10mm λ/10
OFB-10S03-10 		BK7 Ground 10mm x 10mm
3-5 days
£17.76
Material BK7
Parallelism ＜3′
Outer dimension A □10mm
Thickness t 3mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat BK7 10×10mm λ/10
OFB-10S05-10 		BK7 Ground 10mm x 10mm
3-5 days
£17.76
Material BK7
Parallelism ＜3′
Outer dimension A □10mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat BK7 15×15mm λ/4
OFB-15S03-4 		BK7 Ground 15mm x 15mm
1-2 weeks
£21.83
Material BK7
Parallelism ＜3′
Outer dimension A □15mm
Thickness t 3mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 80x80mm λ/20
OFPXP-80S12-20 		Hard glass Polished 80mm x 80mm
3-5 days
£548.15
Material Hard glass
Parallelism ＜3′
Outer dimension A □80mm
Thickness t 12mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 15×15mm λ/10
OFB-15S05-10 		BK7 Ground 15mm x 15mm
3-5 days
£24.93
Material BK7
Parallelism ＜3′
Outer dimension A □15mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 100x100mm λ/10
OFPXP-100S15-10 		Hard glass Polished
3-5 days
£346.20
Material Hard glass
Parallelism ＜3′
Outer dimension A □100mm
Thickness t 15mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 20x20mm λ/10
OFB-20S03-10 		BK7 Ground 20mm x 20mm
3-5 days
£36.09
Material BK7
Parallelism ＜3′
Outer dimension A □20mm
Thickness t 3mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat Synthetic fused silica 20x20mm
OFSQ-20S06-20 		Synthetic fused silica Ground 20mm x 20mm
3-5 days
£84.10
Material Synthetic fused silica
Parallelism ＜3′
Outer dimension A □20mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 20−10
Rear surface Ground
i
Optical Flat 130x130mm λ/10
OFPXP-130S18-10 		Hard glass Polished
3-5 days
£576.57
Material Hard glass
Parallelism ＜3′
Outer dimension A □130mm
Thickness t 18mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat 40x40mm λ
OFPXP-40S06-1 		Hard glass Polished 40mm x 40mm
3-5 days
£53.94
Material Hard glass
Parallelism ＜3′
Outer dimension A □40mm
Thickness t 6mm
Surface Flatness λ
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 20x20mm λ/20
OFB-20S05-20 		BK7 Ground 20mm x 20mm
3-5 days
£72.08
Material BK7
Parallelism ＜3′
Outer dimension A □20mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 40x40mm λ/20
OFPXP-40S06-20 		Hard glass Polished 40mm x 40mm
3-5 days
£200.31
Material Hard glass
Parallelism ＜3′
Outer dimension A □40mm
Thickness t 6mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat 150x150mm λ/10
OFPXP-150S20-10 		Hard glass Polished
6-12 weeks
£936.83
Material Hard glass
Parallelism ＜3′
Outer dimension A □150mm
Thickness t 20mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat 50x50mm λ/10
OFPXP-50S08-10 		Hard glass Polished 50mm x 50mm
3-5 days
£133.09
Material Hard glass
Parallelism ＜3′
Outer dimension A □50mm
Thickness t 8mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 25×25mm λ/20
OFB-25S05-20 		BK7 Ground 25mm x 25mm
3-5 days
£101.08
Material BK7
Parallelism ＜3′
Outer dimension A □25mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 60x60mm λ/4
OFPXP-60S10-4 		Hard glass Polished
3-5 days
£137.16
Material Hard glass
Parallelism ＜3′
Outer dimension A □60mm
Thickness t 10mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 30×30mm λ/10
OFB-30S05-10 		BK7 Ground 30mm x 30mm
6-12 weeks
£68.10
Material BK7
Parallelism ＜3′
Outer dimension A □30mm
Thickness t 5mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 60x60mm λ/20
OFPXP-60S10-20 		Hard glass Polished
6-12 weeks
£432.53
Material Hard glass
Parallelism ＜3′
Outer dimension A □60mm
Thickness t 10mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 10×10mm λ/20
OFB-10S05-20 		BK7 Ground 10mm x 10mm
3-5 days
£35.70
Material BK7
Parallelism ＜3′
Outer dimension A □10mm
Thickness t 5mm
Surface Flatness λ/20
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
i
Optical Flat 80x80mm λ/10
OFPXP-80S12-10 		Hard glass Polished 80mm x 80mm
6-12 weeks
£274.03
Material Hard glass
Parallelism ＜3′
Outer dimension A □80mm
Thickness t 12mm
Surface Flatness λ/10
Surface Quality (Scratch-Dig) 10−5
Rear surface Polished
i
Optical Flat BK7 15×15mm λ/4
OFB-15S05-4 		BK7 Ground 15mm x 15mm
1-2 weeks
£21.83
Material BK7
Parallelism ＜3′
Outer dimension A □15mm
Thickness t 5mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground

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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.

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