East Greenwich, RI 02818 • USA • 401-885-7353 • Fax: 401-884-5156 • Email: sales@DesignResearchOptics.com

Meniscus ZnSe Lenses

Coated AR-AR @ 10.6 µm



Model Number Diameter Focal Length Edge Thickness
LMZ-0707-ET2.0 0.750"
0.750" 0.080"
LMZ-0710-ET2.0 0.750" 1.00" 0.080"
LMZ-0712-ET2.0
0.750" 1.20" 0.080"
LMZ-0715-ET2.0 0.750" 1.50" 0.080"
LMZ-0720-ET2.0
0.750"
2.00"
0.080"
LMZ-0725-ET2.0
0.750" 2.50"
0.080"
LMZ-0730-ET2.0 0.750"
3.00"
0.080"
LMZ-0740-ET2.0
0.750"
4.00"
0.080"
LMZ-1010-ET2.0
1.00"
1.00"
0.080"
LMZ-1015-ET3.0 1.00" 1.50" 0.120"
LMZ-1020-ET3.0 1.00" 2.0" 0.120"
LMZ-1030-ET3.0
1.00" 3.00" 0.120"
LMZ-1050-ET3.0
1.00" 5.00" 0.120"
LMZ-1075-ET3.0
1.00" 7.50" 0.120"
LMZ-1115-ET2.8 1.10" 1.50" 0.110"
LMZ-1125-ET3.0 1.10" 2.50" 0.120"
LMZ-1125-ET6.0 1.10" 2.50" 0.236"
LMZ-1135-ET3.0 1.10" 3.50" 0.120"
LMZ-1138-ET2.8 1.10" 3.75" 0.110"
LMZ-1138-ET3.0 1.10" 3.75" 0.120"
LMZ-1150-ET2.8 1.10" 5.0" 0.110"
LMZ-1150-ET3.0 1.10" 5.0" 0.120"
LMZ-1150-ET4.0
1.10" 5.0"
0.160"
LMZ-1150-ET6.0 1.10" 5.0"
0.236"
LMZ-1175-ET2.8
1.10"
7.50" 0.110"
LMZ-1175-ET4.0
1.10" 7.50" 0.160"
LMZ-1175-ET6.0 1.10" 7.50" 0.236"
LMZ-11A0-ET2.8 1.10" 10.0" 0.110"
LMZ-1520-ET3.0
1.50" 2.0"
0.120"
LMZ-1525-ET6.0 1.50" 2.50" 0.236"
LMZ-1530-ET3.0
1.50" 3.0"
0.120"
LMZ-1538-ET6.0
1.50" 3.8"
0.236"
LMZ-1538-ET7.4
1.50" 3.8"
0.291"
LMZ-1550-ET3.0 1.50" 5.0" 0.120"
LMZ-1550-ET4.0 1.50" 5.0" 0.160"
LMZ-1550-ET6.0 1.50" 5.0" 0.236"
LMZ-1550-ET7.4 1.50" 5.0" 0.291"
LMZ-1550-ET9.0 1.50" 5.0" 0.354"
LMZ-1575-ET6.0 1.50" 7.50" 0.236"
LMZ-1575-ET7.4 1.50" 7.50" 0.291"
LMZ-1575-ET9.0 1.50" 7.50" 0.354"
LMZ-1590-ET7.4
1.50" 9.0"
0.291"
LMZ-15A0-ET7.4
1.50" 10.0
0.291"
LMZ-2050-ET9.7 2.0" 5.0" 0.380"
LMZ-2075-ET9.7 2.0" 7.50" 0.380"
LMZ-20A0-ET9.7 2.0" 10.0" 0.380"





Meniscus GaAs Lenses

Coated AR-AR @ 10.6 µm


Model Number Diameter Focal Length Edge Thickness
LMA-1115-ET2.8 1.10" 1.50" 0.110"
LMA-1125-ET2.5 1.10" 2.50" 0.100"

Plano-concave, Cylindrical, Aspheric and Diffractive lenses coming soon.

Specifications:

Material: ZnSe Laser Grade C.V.D. type
Diameter Tolerances. +.000", -.005"
Thickness: ±.010"
Surface Figure: < 1/40 wavelength @ 10.6µ
Centration: < .001"
Focal Length Tolerance: ±1.0%
Surface Quality: < 40/20 scratch-dig Laser Finish

Spectral Performance:

Standard AR Coating type Both Sides @ 10.6µm (AR)

Absorption: < 0.25 % total
Reflectance: < 0.20% per surface @ 10.6µm
Transmittance: > 99.0% typical

Ultra Low Absorption AR Coating type Both Sides @ 10.6µm (ULA)
Absorption: < 0.15 % total
Reflectance: < 0.25% per surface
Transmittance: > 99.0% typical

Dual Band AR Coating type Both Sides @ 10.6µm and .633µm (DBAR)
Absorption: < 0.30 % total
Reflectance: < 0.25% per surface @ 10.6µm
Transmittance: > 98.5% @ 10.6µm with > 90% @ .633µm