BI-ACHL-12-18-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=18mm
BI-ACHL-12-20-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=20mm
BI-ACHL-12-25-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=25mm
BI-ACHL-12-30-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=30mm
BI-ACHL-12-40-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=40mm
BI-ACHL-12-50-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=50mm
BI-ACHL-12-60-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=60mm
BI-ACHL-12.7-125-V, 12.7mm Achromatic Lenses MgF2 400-700nm, FL=125mm
BI-ACHL-12-35-N2: 12mm Achromatic Lenses NIR II 750-1550nm, FL=35mm.
Achromatic doublets cement a crown and a flint glass element together, so that two wavelengths share one focus. This reduces chromatic and spherical aberration, giving a much tighter spot than a single lens over a broad band.
Type: Achromatic Doublet Lens
Diameter: 12 mm
Center Thickness: 7.00 ± 0.10 mm
Focal Length (EFL): 35 mm
Back Focal Length (BFL): 30.73 mm
Material: N-LAK22 / N-SF6
Coating Range: NIR II, 750–1550 nm
Surface Quality: 40-20 (scratch-dig)
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BI-ACHL-12-18-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=18mm
BI-ACHL-12-20-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=20mm
BI-ACHL-12-25-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=25mm
BI-ACHL-12-30-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=30mm
BI-ACHL-12-40-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=40mm
BI-ACHL-12-50-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=50mm
BI-ACHL-12-60-N2, 12mm Achromatic Lenses NIR II 750-1550nm, FL=60mm
BI-ACHL-12.7-125-V, 12.7mm Achromatic Lenses MgF2 400-700nm, FL=125mm