Spherical Lens BK7 BiConcave Visible Coated

Spherical Lens BK7 BiConcave Visible Coated

SKU : SLB-B-N-M

In stock
SKU
SLB-B-N-M
These biconcave lenses are Coated 400-700nm.They are used when a very high negative power is required. They can be used in a multi-element system or alone to produce a diverging cone of virtual image.
Name Diameter φD Focal length Delivery Price Add to cart
Biconcave Lens 15mm Diameter −49.7mm Focal Length 400 - 700nm
SLB-15B-50NM
15mm −49.7mm
2 weeks
$74.97
Biconcave Lens 40mm Diameter −99.7mm Focal Length 400 - 700nm
SLB-40B-100NM
40mm −99.7mm
in stock
$120.36
Biconcave Lens 20mm Diameter −29.7mm Focal Length 400 - 700nm
SLB-20B-30NM
20mm −29.7mm
in stock
$80.58
Biconcave Lens 50mm Diameter −69.5mm Focal Length 400 - 700nm
SLB-50B-70NM
50mm −69.5mm
2 weeks
$143.82
Biconcave Lens 25mm Diameter −24.7mm Focal Length 400 - 700nm
SLB-25B-25NM
25mm −24.7mm
2 weeks
$108.63
Biconcave Lens 50.8mm Diameter −59.5mm Focal Length 400 - 700nm
SLB-50.8B-60NM
50.8mm −59.5mm
6-12 weeks
$150.45
Biconcave Lens 25mm Diameter −39.7mm Focal Length 400 - 700nm
SLB-25B-40NM
25mm −39.7mm
2 weeks
$103.02
Biconcave Lens 50.8mm Diameter −199.5mm Focal Length 400 - 700nm
SLB-50.8B-200NM
50.8mm −199.5mm
6-12 weeks
$136.68
Biconcave Lens 25mm Diameter −69.7mm Focal Length 400 - 700nm
SLB-25B-70NM
25mm −69.7mm
2 weeks
$94.35
Biconcave Lens 25.4mm Diameter −24.7mm Focal Length 400 - 700nm
SLB-25.4B-25NM
25.4mm −24.7mm
in stock
$108.63
Biconcave Lens 10mm Diameter −19.7mm Focal Length 400 - 700nm
SLB-10B-20NM
10mm −19.7mm
2 weeks
$69.87
Biconcave Lens 25.4mm Diameter −49.7mm Focal Length 400 - 700nm
SLB-25.4B-50NM
25.4mm −49.7mm
in stock
$100.98
Biconcave Lens 10mm Diameter −39.7mm Focal Length 400 - 700nm
SLB-10B-40NM
10mm −39.7mm
2 weeks
$67.83
Biconcave Lens 25.4mm Diameter −79.7mm Focal Length 400 - 700nm
SLB-25.4B-80NM
25.4mm −79.7mm
6-12 weeks
$91.29
Biconcave Lens 12.7mm Diameter −14.7mm Focal Length 400 - 700nm
SLB-12.7B-15NM
12.7mm −14.7mm
6-12 weeks
$71.91
Biconcave Lens 25.4mm Diameter −199.7mm Focal Length 400 - 700nm
SLB-25.4B-200NM
25.4mm −199.7mm
6-12 weeks
$85.68
Biconcave Lens 15mm Diameter −14.7mm Focal Length 400 - 700nm
SLB-15B-15NM
15mm −14.7mm
in stock
$79.56
Biconcave Lens 30mm Diameter −39.7mm Focal Length 400 - 700nm
SLB-30B-40NM
30mm −39.7mm
6-12 weeks
$112.71
Biconcave Lens 15mm Diameter −29.7mm Focal Length 400 - 700nm
SLB-15B-30NM
15mm −29.7mm
in stock
$77.01
Biconcave Lens 40mm Diameter −39.7mm Focal Length 400 - 700nm
SLB-40B-40NM
40mm −39.7mm
2 weeks
$139.74
Biconcave Lens 20mm Diameter −19.7mm Focal Length 400 - 700nm
SLB-20B-20NM
20mm −19.7mm
6-12 weeks
$81.60
Biconcave Lens 50mm Diameter −49.5mm Focal Length 400 - 700nm
SLB-50B-50NM
50mm −49.5mm
6-12 weeks
$157.08
Biconcave Lens 20mm Diameter −39.7mm Focal Length 400 - 700nm
SLB-20B-40NM
20mm −39.7mm
in stock
$80.58
Biconcave Lens 50mm Diameter −99.5mm Focal Length 400 - 700nm
SLB-50B-100NM
50mm −99.5mm
6-12 weeks
$136.68
Biconcave Lens 25mm Diameter −29.7mm Focal Length 400 - 700nm
SLB-25B-30NM
25mm −29.7mm
in stock
$107.61
Biconcave Lens 50.8mm Diameter −99.5mm Focal Length 400 - 700nm
SLB-50.8B-100NM
50.8mm −99.5mm
6-12 weeks
$136.68
Biconcave Lens 25mm Diameter −49.7mm Focal Length 400 - 700nm
SLB-25B-50NM
25mm −49.7mm
in stock
$100.98
Biconcave Lens 50.8mm Diameter −249.5mm Focal Length 400 - 700nm
SLB-50.8B-250NM
50.8mm −249.5mm
6-12 weeks
$136.68
Biconcave Lens 25mm Diameter −79.7mm Focal Length 400 - 700nm
SLB-25B-80NM
25mm −79.7mm
6-12 weeks
$91.29
Biconcave Lens 10mm Diameter −9.7mm Focal Length 400 - 700nm
SLB-10B-10NM
10mm −9.7mm
2 weeks
$73.95
Biconcave Lens 25.4mm Diameter −29.7mm Focal Length 400 - 700nm
SLB-25.4B-30NM
25.4mm −29.7mm
6-12 weeks
$107.61
Biconcave Lens 10mm Diameter −24.7mm Focal Length 400 - 700nm
SLB-10B-25NM
10mm −24.7mm
6-12 weeks
$69.87
Biconcave Lens 25.4mm Diameter −59.7mm Focal Length 400 - 700nm
SLB-25.4B-60NM
25.4mm −59.7mm
6-12 weeks
$96.90
Biconcave Lens 10mm Diameter −49.7mm Focal Length 400 - 700nm
SLB-10B-50NM
10mm −49.7mm
6-12 weeks
$66.30
Biconcave Lens 25.4mm Diameter −99.7mm Focal Length 400 - 700nm
SLB-25.4B-100NM
25.4mm −99.7mm
6-12 weeks
$85.68
Biconcave Lens 12.7mm Diameter −19.7mm Focal Length 400 - 700nm
SLB-12.7B-20NM
12.7mm −19.7mm
6-12 weeks
$69.87
Biconcave Lens 30mm Diameter −29.7mm Focal Length 400 - 700nm
SLB-30B-30NM
30mm −29.7mm
6-12 weeks
$122.40
Biconcave Lens 15mm Diameter −19.7mm Focal Length 400 - 700nm
SLB-15B-20NM
15mm −19.7mm
2 weeks
$78.54
Biconcave Lens 30mm Diameter −49.7mm Focal Length 400 - 700nm
SLB-30B-50NM
30mm −49.7mm
6-12 weeks
$108.63
Biconcave Lens 15mm Diameter −39.7mm Focal Length 400 - 700nm
SLB-15B-40NM
15mm −39.7mm
6-12 weeks
$75.99
Biconcave Lens 40mm Diameter −49.7mm Focal Length 400 - 700nm
SLB-40B-50NM
40mm −49.7mm
2 weeks
$130.05
Biconcave Lens 20mm Diameter −24.7mm Focal Length 400 - 700nm
SLB-20B-25NM
20mm −24.7mm
2 weeks
$81.60
Biconcave Lens 50mm Diameter −59.5mm Focal Length 400 - 700nm
SLB-50B-60NM
50mm −59.5mm
6-12 weeks
$150.45
Biconcave Lens 20mm Diameter −49.7mm Focal Length 400 - 700nm
SLB-20B-50NM
20mm −49.7mm
6-12 weeks
$80.58
Biconcave Lens 50.8mm Diameter −49.5mm Focal Length 400 - 700nm
SLB-50.8B-50NM
50.8mm −49.5mm
6-12 weeks
$157.08
Biconcave Lens 25mm Diameter −34.7mm Focal Length 400 - 700nm
SLB-25B-35NM
25mm −34.7mm
6-12 weeks
$105.06
Biconcave Lens 50.8mm Diameter −149.5mm Focal Length 400 - 700nm
SLB-50.8B-150NM
50.8mm −149.5mm
6-12 weeks
$136.68
Biconcave Lens 25mm Diameter −59.7mm Focal Length 400 - 700nm
SLB-25B-60NM
25mm −59.7mm
2 weeks
$96.90
Biconcave Lens 50.8mm Diameter −299.5mm Focal Length 400 - 700nm
SLB-50.8B-300NM
50.8mm −299.5mm
in stock
$136.68
Biconcave Lens 25mm Diameter −99.7mm Focal Length 400 - 700nm
SLB-25B-100NM
25mm −99.7mm
2 weeks
$85.68
Biconcave Lens 10mm Diameter −14.7mm Focal Length 400 - 700nm
SLB-10B-15NM
10mm −14.7mm
2 weeks
$71.91
Biconcave Lens 25.4mm Diameter −39.7mm Focal Length 400 - 700nm
SLB-25.4B-40NM
25.4mm −39.7mm
6-12 weeks
$103.02
Biconcave Lens 10mm Diameter −29.7mm Focal Length 400 - 700nm
SLB-10B-30NM
10mm −29.7mm
2 weeks
$68.85
Biconcave Lens 25.4mm Diameter −69.7mm Focal Length 400 - 700nm
SLB-25.4B-70NM
25.4mm −69.7mm
6-12 weeks
$94.35
Biconcave Lens 12.7mm Diameter −9.7mm Focal Length 400 - 700nm
SLB-12.7B-10NM
12.7mm −9.7mm
in stock
$73.95
Biconcave Lens 25.4mm Diameter −149.7mm Focal Length 400 - 700nm
SLB-25.4B-150NM
25.4mm −149.7mm
6-12 weeks
$85.68
Biconcave Lens 12.7mm Diameter −24.7mm Focal Length 400 - 700nm
SLB-12.7B-25NM
12.7mm −24.7mm
6-12 weeks
$69.87
Biconcave Lens 30mm Diameter −34.7mm Focal Length 400 - 700nm
SLB-30B-35NM
30mm −34.7mm
2 weeks
$115.77
Biconcave Lens 15mm Diameter −24.7mm Focal Length 400 - 700nm
SLB-15B-25NM
15mm −24.7mm
2 weeks
$77.52
Biconcave Lens 30mm Diameter −99.7mm Focal Length 400 - 700nm
SLB-30B-100NM
30mm −99.7mm
2 weeks
$88.23

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These biconcave lenses are Coated 400-700nm.They are used when a very high negative power is required. They can be used in a multi-element system or alone to produce a diverging cone of virtual image.

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