Products

Achromatic Lenses

Specifications
Design Wavelength 480.0, 546.1, 643.8nm 
Dimension Tolerance +0.0, -0.05mm
Clear Aperture >85%
Flatness  λ/4@632.8nm 
Surface Quality 60-40
Centration 3 arc min
Paraxial Focal Length Tolerance +/-2%
Bevel 0.25mm x 45°
Coating 1/4 wave MgF2@550nm


Positive Achromatic Lenses

Part No Φ(mm) f(mm) R1(mm) R2=R3(mm) R4(mm) tc1 (mm) tc2 (mm) fb (mm) Lens A(mm) Lens B(mm)
ALP0101 6.0 15.0 8.831 -6.546 -19.77 2.71 1.0 13.066 BK7 SF5
ALP0102 6.0 20.0 12.356 -8.511 -24.38 2.6 1.0 18.288 BK7 SF5
ALP0103 6.0 25.0 15.704 -10.666 -29.99 2.3 1.0 23.455 BK7 SF5
ALP0104 6.0 30.0 18.88 -12.942 -36.48 1.9 1.0 28.695 BK7 SF5
ALP0105 8.0 25.0 15.596 -10.814 -30.48 2.9 1.0 23.125 BK7 SF5
ALP0106 8.0 30.0 18.88 -12.882 -36.22 2.7 1.0 28.277 BK7 SF5
ALP0107 10.0 20.0 12.3 -9.02 -25.23 3.6 1.0 17.625 BK7 SF5
ALP0201 12.0 25.0 15.346 -11.35 -31.92 4.2 1.3 22.286 BK7 SF5
ALP0202 12.7 25.0 15.596 -11.402 -31.05 4.3 1.3 22.251 BK7 SF5
ALP0203 12.7 30.0 18.535 -13.49 -37.84 4.0 1.3 27.36 BK7 SF5
ALP0204 12.7 40.0 25.23 -17.539 -48.75 3.4 1.3 37.778 BK7 SF5
ALP0205 12.7 50.0 31.26 -21.93 -62.37 3.1 1.3 47.992 BK7 SF5
ALP0206 12.7 60.0 37.33 -26.42 -75.86 2.8 1.3 58.127 BK7 SF5
ALP0207 12.7 75.0 46.77 -32.96 -94.62 2.6 1.3 73.227 BK7 SF5
ALP0208 20.0 65.0 40.09 -29.58 -83.59 6.3 2.0 60.868 BK7 SF5
ALP0301 25.4 60.0 37.33 -27.16 -75.86 7.0 2.0 55.565 BK7 SF5
ALP0302 25.4 120.0 73.28 -54.33 -159.96 4.2 2.0 117.103 BK7 SF5

Negative Achromatic Lenses

Part No Φ(mm) f(mm) R1(mm) R2=R3(mm) R4(mm) tc1 (mm) tc2 (mm) fb (mm) Lens A(mm) Lens B(mm)
ALN0101 12.7 -25 -15.6 13.09 44.16 3.0 2.67 -27.5 BK7 F2
ALN0102 12.7 -40 -24.45 17.97 66.6 3.0 2.34 -42.5 BK7 F2
ALN0103 25.4 -50 -31.19 24.89 85.31 3.0 4.22 -53.3 BK7 F2