BI-BCV-40-40-N1, 40mm Bi-Convex lens, N1 Coated, FL=40mm
BI-BCV-40-40-U, 40mm Bi-Convex lens, Uncoated, FL=40mm
BI-BCV-40-40-V, 40mm Bi-Convex lens, VIS Coated, FL=40mm
BI-BCV-40-60-N1, 40mm Bi-Convex lens, N1 Coated, FL=60mm
BI-BCV-40-200-N2, 40mm Bi-Convex lens, N2 Coated, FL=200mm
BI-BCV-40-200-U, 40mm Bi-Convex lens, Uncoated, FL=200mm
BI-BCV-40-200-V, 40mm Bi-Convex lens, VIS Coated, FL=200mm
BI-BCV-40-400-V, 40mm Bi-Convex lens, VIS Coated, FL=400mm
BI-BCV-40-40-N2: 40mm Bi-Convex lens, N2 Coated, FL=40mm.
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: 40 mm
Type: Bi-Convex
Material: N-SF11
Center Thickness: 8.50 ± 0.10 mm
Edge Thickness: 1.74 mm
Focal Length (EFL): 40 mm
Back Focal Length (BFL): 37.54 mm
Surface Quality: 40-20 (scratch-dig)
Flatness / Irregularity: λ/4 P-V @ 632.8 nm
Coating: N2 AR coating, 750–1550 nm, Ravg ≤ 0.7%
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BI-BCV-40-40-N1, 40mm Bi-Convex lens, N1 Coated, FL=40mm
BI-BCV-40-40-U, 40mm Bi-Convex lens, Uncoated, FL=40mm
BI-BCV-40-40-V, 40mm Bi-Convex lens, VIS Coated, FL=40mm
BI-BCV-40-60-N1, 40mm Bi-Convex lens, N1 Coated, FL=60mm
BI-BCV-40-200-N2, 40mm Bi-Convex lens, N2 Coated, FL=200mm
BI-BCV-40-200-U, 40mm Bi-Convex lens, Uncoated, FL=200mm
BI-BCV-40-200-V, 40mm Bi-Convex lens, VIS Coated, FL=200mm
BI-BCV-40-400-V, 40mm Bi-Convex lens, VIS Coated, FL=400mm