BI-BCV-15-20-N2, 15mm Bi-Convex lens, N2 Coated, FL=20mm
BI-BCV-15-20-U, 15mm Bi-Convex lens, Uncoated, FL=20mm
BI-BCV-15-20-V, 15mm Bi-Convex lens, VIS Coated, FL=20mm
BI-BCV-15-22.5-N1, 15mm Bi-Convex lens, N1 Coated, FL=22.5mm
BI-BCV-15-22.5-U, 15mm Bi-Convex lens, Uncoated, FL=22.5mm
BI-BCV-15-22.5-V, 15mm Bi-Convex lens, VIS Coated, FL=22.5mm
BI-BCV-15-25-N1, 15mm Bi-Convex lens, N1 Coated, FL=25mm
BI-BCV-15-25-N2, 15mm Bi-Convex lens, N2 Coated, FL=25mm
BI-BCV-15-22.5-N2: 15mm Bi-Convex lens, N2 Coated, FL=22.5mm.
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: 15 mm
Type: Bi-Convex
Material: N-SF11
Center Thickness: 4.20 ± 0.10 mm
Edge Thickness: 2.54 mm
Focal Length (EFL): 22.5 mm
Back Focal Length (BFL): 21.29 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-15-20-N2, 15mm Bi-Convex lens, N2 Coated, FL=20mm
BI-BCV-15-20-U, 15mm Bi-Convex lens, Uncoated, FL=20mm
BI-BCV-15-20-V, 15mm Bi-Convex lens, VIS Coated, FL=20mm
BI-BCV-15-22.5-N1, 15mm Bi-Convex lens, N1 Coated, FL=22.5mm
BI-BCV-15-22.5-U, 15mm Bi-Convex lens, Uncoated, FL=22.5mm
BI-BCV-15-22.5-V, 15mm Bi-Convex lens, VIS Coated, FL=22.5mm
BI-BCV-15-25-N1, 15mm Bi-Convex lens, N1 Coated, FL=25mm
BI-BCV-15-25-N2, 15mm Bi-Convex lens, N2 Coated, FL=25mm