www.edmundoptics.co.uk/LO 91
ultrafast lenses laser line lenses IR lenses lens assemblies aspheres cylinder lenses specialty lenses
TECHSPEC® High-Precision Aspheric Lenses
• 0.25μm RMS Aspheric Figure Error
• Contact Us for Anti-Reflective Coating Options
• Focal Length Specifications Provided at 587.6nm
Diameter Tolerance (mm): +0.00/-0.025
Center Thickness Tolerance (mm): ±0.10
Aspeheric Figure Error (μm RMS): 0.25
Clear Aperture (%): 90
Centering (arcmin) <1
Surface Quality: 40-20
Diameter
(mm)
Effective
Focal Length
(mm)
Numerical
Aperture
Back
Focal Length
(mm)
Center
Thickness
(mm)
Edge
Thickness
(mm)
Substrate Stock No. Price
10.00 10.00 0.50 5.68 7.80 6.18 N-SF6 #37-415 £153.00
12.50 12.50 0.50 8.34 7.50 5.50 N-SF6 #37-417 £170.00
15.00 11.25 0.66 5.71 10.00 6.67 N-SF6 #37-419 £191.25
20.00 20.00 0.50 13.31 11.20 7.23 N-SF5 #37-425 £212.50
25.00 18.75 0.66 11.27 13.50 7.97 N-SF6 #37-427 £225.25
25.00 31.25 0.40 23.67 11.50 6.30 N-BK7 #37-429 £225.25
30.00 22.50 0.66 13.53 15.00 6.62 N-SF5 #37-433 £267.75
30.00 30.00 0.50 22.53 12.50 6.59 N-SF5 #37-434 £267.75
40.00 30.00 0.66 18.04 20.00 8.83 N-SF5 #37-436 £365.50
50.00 30.00 0.83 18.06 21.56 7.35 N-SF6 #37-438 £586.50
50.00 37.50 0.66 24.74 21.34 7.47 N-SF5 #37-439 £446.25
Call For Custom Capabilities and OEM Quantity Pricing
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