Positive Achromatic Lenses, D=20.00mm, F=80.00mm, VIS BaK2/SF15, United Optical Technology Co., Ltd (CAT#: STEM-OP-1695-YJL)

Positive Achromatic Lenses, D=20.00mm, F=80.00mm, VIS BaK2/SF15, model 145037, 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: 20.00mm
EFL: 80.00mm
Coating: AR@400~700nm
Material: BaK2/SF15
BFL: 77.40mm
Curvature Radius R1: 50.52mm
Curvature Radius R2: 37.62mm
Curvature Radius R3: 114.00mm
Center Thickness CT: 5.58mm
Center Thickness CT1: 3.58mm
Center Thickness CT2: 2.00mm
Edge Thickness ET: 4.14mm
Available Mount Ring: 500024
Design Wavelength: --
Diameter Tolerance: +0.0/-0.1
Center Thickness Tolerance: ±0.2
Surface Accuracy: λ/4@632.8nm
Focal Length Tolerance: ±2%
Centering Tolerance: 3~5 arcmin
Surface Quality: 40-20~60-40
Bevel: 0.2X45°
n: --

Achromats create smaller spots of light than monolithic lenses.

Positive Achromatic Lenses, D=25.00mm, F=40.00mm, VIS N-BAF10/N-SF6, United Optical Technology Co., Ltd (CAT#: STEM-OP-1696-YJL)
Positive Achromatic Lenses, D=25.00mm, F=50.00mm, VIS BaK2/SF15, United Optical Technology Co., Ltd (CAT#: STEM-OP-1697-YJL)
Positive Achromatic Lenses, D=25.00mm, F=63.00mm, VIS BaK2/SF15, United Optical Technology Co., Ltd (CAT#: STEM-OP-1698-YJL)
Positive Achromatic Lenses, D=25.00mm, F=80.00mm, VIS BaK2/SF15, United Optical Technology Co., Ltd (CAT#: STEM-OP-1699-YJL)
Positive Achromatic Lenses, D=25.00mm, F=100.00mm, VIS BaK2/SF15, United Optical Technology Co., Ltd (CAT#: STEM-OP-1700-YJL)
Positive Achromatic Lenses, D=25.00mm, F=125.00mm, VIS BaK2/SF15, United Optical Technology Co., Ltd (CAT#: STEM-OP-1701-YJL)