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Lens

Achromatic Lens

Specifications
Design Wavelength: 480.0,546.1,643.8nm
Diameter Tolerance: +0.0, -0.15mm
Paraxial Focal Length Tolerance: ± 2%
Centration: 3 arc minutes
Clear Aperture: >85%
Surface Figure: λ /4@632.8nm
Surface Quality: 60/40 scratch/dig
Bevel: < 0.25 mm x 45°/>
Coating: 1/4 wave MgF2@550nm

Negative Achromatic Lenses

Part No. f(mm) dia (mm) R1(mm) R2=R3(mm) R4(mm) Tc1(mm) Tc2(mm) fb(mm) Lens A Lens B
ALP0201 -25.0 12.7 -15.6 13.09 44.16 3.0 2.67 27.5 BK7 F2
ALP0202 -40.0 12.7 -24.45 17.97 66.6 3.0 2.34 42.5 BK7 F2
ALP0301 -50.0 25.4 -31.19 24.89 85.31 3.0 4.22 53.3 BK7 F2

Positive Achromatic Lenses

Part No. f(mm) dia (mm) R1(mm) R2=R3(mm) R4(mm) Tc1(mm) Tc2(mm) fb(mm) Lens A Lens B
ALP0101 15.0 6.0 8.831 -6.546 -19.77 2.71 1 13.066 BK7 SF5
ALP0102 20.0 6.0 12.356 -8.511 -24.38 2.6 1 18.288 BK7 SF5
ALP0103 25.0 6.0 15.704 -10.666 -29.99 2.3 1 23.455 BK7 SF5
ALP0104 30.0 6.0 18.88 -12.942 -36.48 1.9 1 28.695 BK7 SF5
ALP0105 25.0 8.0 15.596 -10.814 -30.48 2.9 1 23.125 BK7 SF5
ALP0106 30.0 8.0 18.88 -12.882 -36.22 2.7 1 28.277 BK7 SF5
ALP0107 20.0 10.0 12.3 -9.02 -25.23 3.6 1 17.625 BK7 SF5
ALP0201 25.0 12.0 15.346 -11.35 -31.92 4.2 1.3 22.286 BK7 SF5
ALP0202 25.0 12.7 15.596 -11.402 -31.05 4.3 1.3 22.251 BK7 SF5
ALP0203 30.0 12.7 18.535 -13.49 -37.84 4 1.3 27.36 BK7 SF5
ALP0204 40.0 12.7 25.23 -17.539 -48.75 3.4 1.3 37.778 BK7 SF5
ALP0205 50.0 12.7 31.26 -21.93 -62.37 3.1 1.3 47.992 BK7 SF5
ALP0206 60.0 12.7 37.33 -26.42 -75.86 2.8 1.3 58.127 BK7 SF5
ALP0207 75.0 12.7 46.77 -32.96 -94.62 2.6 1.3 73.227 BK7 SF5
ALP0208 65.0 20.0 40.09 -29.58 -83.59 6.3 2 60.868 BK7 SF5
ALP0301 60.0 25.4 37.33 -27.16 -75.86 7 2 55.565 BK7 SF5
ALP0302 120.0 25.4 73.28 -54.33 -159.96 4.2 2 117.103 BK7 SF5

 

 
2007 Dayoptics, Inc. Address: 20 Baihua Zhou Road jinshan Pushang Industrial Park, Fuzhou, China.
Tel: +86 591 83854978,83215681,88079782,88079884 Fax: +86 591 83215359 E-mail: sales@dayoptics.com