BI-BCV-20-50-U, 20mm Bi-Convex lens, Uncoated, FL=50mm
Same family
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BI-BCV-20-40-U, 20mm Bi-Convex lens, Uncoated, FL=40mm
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BI-BCV-20-40-V, 20mm Bi-Convex lens, VIS Coated, FL=40mm
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BI-BCV-20-50-N1, 20mm Bi-Convex lens, N1 Coated, FL=50mm
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BI-BCV-20-50-N2, 20mm Bi-Convex lens, N2 Coated, FL=50mm
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BI-BCV-20-50-V, 20mm Bi-Convex lens, VIS Coated, FL=50mm
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BI-BCV-20-60-N1, 20mm Bi-Convex lens, N1 Coated, FL=60mm
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BI-BCV-20-60-N2, 20mm Bi-Convex lens, N2 Coated, FL=60mm
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BI-BCV-20-60-U, 20mm Bi-Convex lens, Uncoated, FL=60mm
BI-BCV-20-50-U: 20mm Bi-Convex lens, Uncoated, FL=50mm.
Bi-convex lenses have two outward-curved surfaces and a positive focal length. They work best close to 1:1 imaging, where object and image are at similar distances from the lens.
Size: 20 mm
Type: Bi-Convex
Material: N-BK7
Center Thickness: 3.50 ± 0.10 mm
Edge Thickness: 1.52 mm
Focal Length (EFL): 50 mm
Back Focal Length (BFL): 48.84 mm
Surface Quality: 40-20 (scratch-dig)
Flatness / Irregularity: λ/4 P-V @ 632.8 nm
Coating: Uncoated (transmission 350–2200 nm)
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Same family
-
BI-BCV-20-40-U, 20mm Bi-Convex lens, Uncoated, FL=40mm
-
BI-BCV-20-40-V, 20mm Bi-Convex lens, VIS Coated, FL=40mm
-
BI-BCV-20-50-N1, 20mm Bi-Convex lens, N1 Coated, FL=50mm
-
BI-BCV-20-50-N2, 20mm Bi-Convex lens, N2 Coated, FL=50mm
-
BI-BCV-20-50-V, 20mm Bi-Convex lens, VIS Coated, FL=50mm
-
BI-BCV-20-60-N1, 20mm Bi-Convex lens, N1 Coated, FL=60mm
-
BI-BCV-20-60-N2, 20mm Bi-Convex lens, N2 Coated, FL=60mm
-
BI-BCV-20-60-U, 20mm Bi-Convex lens, Uncoated, FL=60mm
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