Positive Achromatic Lenses, D=25.4mm, F=149.21mm, VIS-NIR N-LaK22/N-SF10, United Optical Technology Co., Ltd (CAT#: STEM-OP-1854-YJL)

Positive Achromatic Lenses, D=25.4mm, F=149.21mm, VIS-NIR N-LaK22/N-SF10, model 145279, is manufactured by United Optical Technology Co., Ltd.
Achromatic lenses are used to correct color and minimize or eliminate chromatic aberration. In addition, the achromatic design also helps minimize spherical aberration. Achromatic lenses are suitable for various applications such as inspection or spectroscopy.

Diameter: 25.4mm
EFL: 149.21mm
Coating: AR@400~1100nm
Material: N-LaK22/N-SF10
BFL: 144.51mm
Curvature Radius R1: 87.86mm
Curvature Radius R2: -105.64mm
Curvature Radius R3: ∞
Center Thickness CT: 9mm
Center Thickness CT1: 6mm
Center Thickness CT2: 3mm
Edge Thickness ET: 8.08mm
Available Mount Ring: 500019
Design Wavelength: 587.6nm
Diameter Tolerance: +0.0/-0.1mm
Center Thickness Tolerance: ±0.2mm
Surface Accuracy: λ/4 @632.8nm
Focal Length Tolerance: ±2%
Centering Tolerance: 3-5 arcmin
Surface Quality: 40/20~60/40
Bevel: 0.2mmX45°
n: --

Achromats create smaller spots of light than monolithic lenses.

Positive Achromatic Lenses, D=25.4mm, F=198.93mm, VIS-NIR N-LaK22/N-SF10, United Optical Technology Co., Ltd (CAT#: STEM-OP-1855-YJL)
Positive Achromatic Lenses, D=50.8mm, F=79.79mm, VIS-NIR N-LaK22/N-SF6, United Optical Technology Co., Ltd (CAT#: STEM-OP-1856-YJL)
Positive Achromatic Lenses, D=50.8mm, F=179.45mm, VIS-NIR N-LaK22/N-SF6, United Optical Technology Co., Ltd (CAT#: STEM-OP-1857-YJL)
Positive Achromatic Lenses, D=50.8mm, F=298.04mm, VIS-NIR N-LaK22/N-SF6, United Optical Technology Co., Ltd (CAT#: STEM-OP-1858-YJL)
Positive Achromatic Lenses, D=50.8mm, F=397.47mm, VIS-NIR N-BaK4/N-SF10, United Optical Technology Co., Ltd (CAT#: STEM-OP-1859-YJL)
Positive Achromatic Lenses, D=50.8mm, F=496.83mm, VIS-NIR N-BaK4/N-SF10, United Optical Technology Co., Ltd (CAT#: STEM-OP-1860-YJL)