Cylindrical Plano-convex Lenses BK7 Uncoated

CLB-P

Cylindrical Plano-convex Lenses BK7 Uncoated
Out of stock
SKU
CLB-P
Cylindrical plano-convex lens has a convex curvature in the vertical direction and has no curvature in the horizontal direction. They are often used to condense a laser beam into a thin line.
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Cylindrical Plano-convex Lens (BK7) 30×50mm 400mm Focal Length Uncoated
CLB-3050-400P
30mm x 50mm 400mm
2 weeks
$160.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×50mm
Focal length f 400mm
Edge thickness te 4.5mm
Center thickness tc 5mm
Back focal length fb 396.7mm
Radius of curvature r 207.6mm
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Cylindrical Plano-convex Lens (BK7) 10×70mm 15mm Focal Length Uncoated
CLB-1070-15P
10mm x 70mm 15mm
6-12 weeks
$369.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 10×70mm
Focal length f 15mm
Edge thickness te 2.2mm
Center thickness tc 4mm
Back focal length fb 12.4mm
Radius of curvature r 7.79mm
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Cylindrical Plano-convex Lens (BK7) 20×20mm 700mm Focal Length Uncoated
CLB-2020-700P
20mm x 20mm 700mm
6-12 weeks
$110.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×20mm
Focal length f 700mm
Edge thickness te 3.9mm
Center thickness tc 4mm
Back focal length fb 697.4mm
Radius of curvature r 363.3mm
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Cylindrical Plano-convex Lens (BK7) 20×40mm 400mm Focal Length Uncoated
CLB-2040-400P
20mm x 40mm 400mm
6-12 weeks
$130.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×40mm
Focal length f 400mm
Edge thickness te 3.8mm
Center thickness tc 4mm
Back focal length fb 397.4mm
Radius of curvature r 207.6mm
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Cylindrical Plano-convex Lens (BK7) 30×30mm 150mm Focal Length Uncoated
CLB-3030-150P
30mm x 30mm 150mm
in stock
$140.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×30mm
Focal length f 150mm
Edge thickness te 3.5mm
Center thickness tc 5mm
Back focal length fb 146.7mm
Radius of curvature r 77.85mm
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Cylindrical Plano-convex Lens (BK7) 30×50mm 1000mm Focal Length Uncoated
CLB-3050-1000P
30mm x 50mm 1000mm
2 weeks
$160.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×50mm
Focal length f 1000mm
Edge thickness te 4.8mm
Center thickness tc 5mm
Back focal length fb 996.7mm
Radius of curvature r 519mm
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Cylindrical Plano-convex Lens (BK7) 10×70mm 30mm Focal Length Uncoated
CLB-1070-30P
10mm x 70mm 30mm
6-12 weeks
$299.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 10×70mm
Focal length f 30mm
Edge thickness te 2.2mm
Center thickness tc 3mm
Back focal length fb 28mm
Radius of curvature r 15.57mm
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Cylindrical Plano-convex Lens (BK7) 20×30mm 30mm Focal Length Uncoated
CLB-2030-30P
20mm x 30mm 30mm
2 weeks
$150.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×30mm
Focal length f 30mm
Edge thickness te 2.4mm
Center thickness tc 6mm
Back focal length fb 26.1mm
Radius of curvature r 15.57mm
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Cylindrical Plano-convex Lens (BK7) 20×40mm 1000mm Focal Length Uncoated
CLB-2040-1000P
20mm x 40mm 1000mm
in stock
$130.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×40mm
Focal length f 1000mm
Edge thickness te 3.9mm
Center thickness tc 4mm
Back focal length fb 997.4mm
Radius of curvature r 519mm
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Cylindrical Plano-convex Lens (BK7) 30×30mm 300mm Focal Length Uncoated
CLB-3030-300P
30mm x 30mm 300mm
in stock
$140.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×30mm
Focal length f 300mm
Edge thickness te 4.3mm
Center thickness tc 5mm
Back focal length fb 296.7mm
Radius of curvature r 155.7mm
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Cylindrical Plano-convex Lens (BK7) 30×70mm 70mm Focal Length Uncoated
CLB-3070-70P
30mm x 70mm 70mm
in stock
$299.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×70mm
Focal length f 70mm
Edge thickness te 1.8mm
Center thickness tc 5mm
Back focal length fb 66.7mm
Radius of curvature r 36.33mm
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Cylindrical Plano-convex Lens (BK7) 15×15mm 25mm Focal Length Uncoated
CLB-1515-25P
15mm x 15mm 25mm
2 weeks
$115.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 15×15mm
Focal length f 25mm
Edge thickness te 2.6mm
Center thickness tc 5mm
Back focal length fb 21.7mm
Radius of curvature r 12.98mm
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Cylindrical Plano-convex Lens (BK7) 20×30mm 60mm Focal Length Uncoated
CLB-2030-60P
20mm x 30mm 60mm
6-12 weeks
$140.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×30mm
Focal length f 60mm
Edge thickness te 2.4mm
Center thickness tc 4mm
Back focal length fb 57.3mm
Radius of curvature r 31.14mm
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Cylindrical Plano-convex Lens (BK7) 20×50mm 150mm Focal Length Uncoated
CLB-2050-150P
20mm x 50mm 150mm
in stock
$140.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×50mm
Focal length f 150mm
Edge thickness te 3.4mm
Center thickness tc 4mm
Back focal length fb 147.4mm
Radius of curvature r 77.85mm
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Cylindrical Plano-convex Lens (BK7) 30×30mm 700mm Focal Length Uncoated
CLB-3030-700P
30mm x 30mm 700mm
6-12 weeks
$140.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×30mm
Focal length f 700mm
Edge thickness te 4.7mm
Center thickness tc 5mm
Back focal length fb 696.7mm
Radius of curvature r 363.3mm
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Cylindrical Plano-convex Lens (BK7) 30×100mm 130mm Focal Length Uncoated
CLB-30100-130P
30mm x 100mm 130mm
in stock
$359.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×100mm
Focal length f 130mm
Edge thickness te 3.3mm
Center thickness tc 5mm
Back focal length fb 126.7mm
Radius of curvature r 67.47mm
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Cylindrical Plano-convex Lens (BK7) 15×25mm 20mm Focal Length Uncoated
CLB-1525-20P
15mm x 25mm 20mm
in stock
$130.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 15×25mm
Focal length f 20mm
Edge thickness te 1.8mm
Center thickness tc 5mm
Back focal length fb 16.7mm
Radius of curvature r 10.38mm
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Cylindrical Plano-convex Lens (BK7) 20×30mm 100mm Focal Length Uncoated
CLB-2030-100P
20mm x 30mm 100mm
6-12 weeks
$130.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×30mm
Focal length f 100mm
Edge thickness te 3mm
Center thickness tc 4mm
Back focal length fb 97.4mm
Radius of curvature r 51.9mm
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Cylindrical Plano-convex Lens (BK7) 20×50mm 300mm Focal Length Uncoated
CLB-2050-300P
20mm x 50mm 300mm
in stock
$140.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×50mm
Focal length f 300mm
Edge thickness te 3.7mm
Center thickness tc 4mm
Back focal length fb 297.4mm
Radius of curvature r 155.7mm
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Cylindrical Plano-convex Lens (BK7) 30×40mm 60mm Focal Length Uncoated
CLB-3040-60P
30mm x 40mm 60mm
in stock
$170.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×40mm
Focal length f 60mm
Edge thickness te 2.1mm
Center thickness tc 6mm
Back focal length fb 56mm
Radius of curvature r 31.14mm
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Cylindrical Plano-convex Lens (BK7) 10×10mm 15mm Focal Length Uncoated
CLB-1010-15P
10mm x 10mm 15mm
2 weeks
$95.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 10×10mm
Focal length f 15mm
Edge thickness te 2.2mm
Center thickness tc 4mm
Back focal length fb 12.4mm
Radius of curvature r 7.79mm
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Cylindrical Plano-convex Lens (BK7) 15×25mm 40mm Focal Length Uncoated
CLB-1525-40P
15mm x 25mm 40mm
2 weeks
$130.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 15×25mm
Focal length f 40mm
Edge thickness te 2.6mm
Center thickness tc 4mm
Back focal length fb 37.4mm
Radius of curvature r 20.76mm
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Cylindrical Plano-convex Lens (BK7) 20×30mm 200mm Focal Length Uncoated
CLB-2030-200P
20mm x 30mm 200mm
6-12 weeks
$120.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×30mm
Focal length f 200mm
Edge thickness te 3.5mm
Center thickness tc 4mm
Back focal length fb 197.4mm
Radius of curvature r 103.8mm
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Cylindrical Plano-convex Lens (BK7) 20×50mm 700mm Focal Length Uncoated
CLB-2050-700P
20mm x 50mm 700mm
6-12 weeks
$140.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×50mm
Focal length f 700mm
Edge thickness te 3.9mm
Center thickness tc 4mm
Back focal length fb 697.4mm
Radius of curvature r 363.3mm
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Cylindrical Plano-convex Lens (BK7) 30×40mm 100mm Focal Length Uncoated
CLB-3040-100P
30mm x 40mm 100mm
in stock
$165.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×40mm
Focal length f 100mm
Edge thickness te 2.8mm
Center thickness tc 5mm
Back focal length fb 96.7mm
Radius of curvature r 51.9mm
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Cylindrical Plano-convex Lens (BK7) 15×70mm 30mm Focal Length Uncoated
CLB-1570-30P
15mm x 70mm 30mm
in stock
$319.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 15×70mm
Focal length f 30mm
Edge thickness te 2.1mm
Center thickness tc 4mm
Back focal length fb 27.4mm
Radius of curvature r 15.57mm
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Cylindrical Plano-convex Lens (BK7) 20×30mm 400mm Focal Length Uncoated
CLB-2030-400P
20mm x 30mm 400mm
6-12 weeks
$120.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×30mm
Focal length f 400mm
Edge thickness te 3.8mm
Center thickness tc 4mm
Back focal length fb 397.4mm
Radius of curvature r 207.6mm
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Cylindrical Plano-convex Lens (BK7) 20×70mm 30mm Focal Length Uncoated
CLB-2070-30P
20mm x 70mm 30mm
6-12 weeks
$349.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×70mm
Focal length f 30mm
Edge thickness te 2.4mm
Center thickness tc 6mm
Back focal length fb 26.1mm
Radius of curvature r 15.57mm
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Cylindrical Plano-convex Lens (BK7) 30×40mm 200mm Focal Length Uncoated
CLB-3040-200P
30mm x 40mm 200mm
2 weeks
$150.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×40mm
Focal length f 200mm
Edge thickness te 3.9mm
Center thickness tc 5mm
Back focal length fb 196.7mm
Radius of curvature r 103.8mm
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Cylindrical Plano-convex Lens (BK7) 20×20mm 30mm Focal Length Uncoated
CLB-2020-30P
20mm x 20mm 30mm
in stock
$140.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×20mm
Focal length f 30mm
Edge thickness te 2.4mm
Center thickness tc 6mm
Back focal length fb 26.1mm
Radius of curvature r 15.57mm
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Cylindrical Plano-convex Lens (BK7) 20×30mm 1000mm Focal Length Uncoated
CLB-2030-1000P
20mm x 30mm 1000mm
2 weeks
$120.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×30mm
Focal length f 1000mm
Edge thickness te 3.9mm
Center thickness tc 4mm
Back focal length fb 997.4mm
Radius of curvature r 519mm
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Cylindrical Plano-convex Lens (BK7) 20×70mm 60mm Focal Length Uncoated
CLB-2070-60P
20mm x 70mm 60mm
6-12 weeks
$299.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×70mm
Focal length f 60mm
Edge thickness te 2.4mm
Center thickness tc 4mm
Back focal length fb 57.3mm
Radius of curvature r 31.14mm
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Cylindrical Plano-convex Lens (BK7) 30×40mm 400mm Focal Length Uncoated
CLB-3040-400P
30mm x 40mm 400mm
6-12 weeks
$150.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×40mm
Focal length f 400mm
Edge thickness te 4.5mm
Center thickness tc 5mm
Back focal length fb 396.7mm
Radius of curvature r 207.6mm
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Cylindrical Plano-convex Lens (BK7) 20×20mm 60mm Focal Length Uncoated
CLB-2020-60P
20mm x 20mm 60mm
6-12 weeks
$130.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×20mm
Focal length f 60mm
Edge thickness te 2.4mm
Center thickness tc 4mm
Back focal length fb 57.3mm
Radius of curvature r 31.14mm
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Cylindrical Plano-convex Lens (BK7) 20×40mm 40mm Focal Length Uncoated
CLB-2040-40P
20mm x 40mm 40mm
in stock
$160.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×40mm
Focal length f 40mm
Edge thickness te 2.4mm
Center thickness tc 5mm
Back focal length fb 36.7mm
Radius of curvature r 20.76mm
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Cylindrical Plano-convex Lens (BK7) 20×70mm 100mm Focal Length Uncoated
CLB-2070-100P
20mm x 70mm 100mm
6-12 weeks
$240.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 20×70mm
Focal length f 100mm
Edge thickness te 3mm
Center thickness tc 4mm
Back focal length fb 97.4mm
Radius of curvature r 51.9mm
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Cylindrical Plano-convex Lens (BK7) 30×40mm 1000mm Focal Length Uncoated
CLB-3040-1000P
30mm x 40mm 1000mm
in stock
$150.00
Material BK7
Design Wavelength 546.1nm
Refractive index n<sub>e</sub> 1.519
Coating Uncoated
Clear aperture Circle or ellipse inscribed in a rectangular of 90% of the dimension
Surface Quality (Scratch-Dig) 20-10
Wavelength range of Antireflection Coating Uncoated
A×B 30×40mm
Focal length f 1000mm
Edge thickness te