UV Focusing Objectives

Special Optics UV focusing objectives have lens elements made from the highest grade calcium flouride (CaF2) and excimer grade UV fused silica. Ideal for laser focusing in high-power applications such as micromachining, microlithography and laser scribing.

Features
  • Diffraction Limited Design
  • Air-Spaced for High Power Applications
  • Large Aperature Design
SPECS
  • Coating Damage Threshold
    500 MW/cm2
  • Surface Quality
    20-10
  • Transmission
    > 97%
  • Wavefront Distortion
    < 1/4 Wave
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Model Description
54-25-100-λ High Power, UV Wavelength Laser Focusing Solutions
Specs & Docs
Specifications
Aperture (mm) 22
Back Focal Length (mm) 92.3
Effective Focal Length (mm) 99.9
F/# 4.0
Outside Diameter (mm) 38.10
Wavelength Range (nm) 250 - 400
54-11-19-λ High Power, UV Wavelength Laser Focusing Solutions
Specs & Docs
Specifications
Aperture (mm) 11
Back Focal Length (mm) 11.8
Effective Focal Length (mm) 19
F/# 1.8
Outside Diameter (mm) 14.98
Wavelength Range (nm) 248 - 400
54-12-180-λ High Power, UV Wavelength Laser Focusing Solutions
Specs & Docs
Specifications
Aperture (mm) 12
Back Focal Length (mm) 173.5
Effective Focal Length (mm) 179.2
F/# 15.0
Outside Diameter (mm) 25.4
Wavelength Range (nm) 300 - 365
54-25-350-λ High Power, UV Wavelength Laser Focusing Solutions
Specs & Docs
Specifications
Aperture (mm) 24
Back Focal Length (mm) 362.0
Effective Focal Length (mm) 369.2
F/# 15.0
Outside Diameter (mm) 38.10
Wavelength Range (nm) 250 - 400
54-10-120-λ High Power, UV Wavelength Laser Focusing Solutions
Specs & Docs
Specifications
Aperture (mm) 10
Back Focal Length (mm) 115.0
Effective Focal Length (mm) 120.0
F/# 12.0
Outside Diameter (mm) 15.0
Wavelength Range (nm) 266/532 (achromatic)
54-17-29-λ High Power, UV Wavelength Laser Focusing Solutions
Specs & Docs
Specifications
Aperture (mm) 17
Back Focal Length (mm) 21.0
Effective Focal Length (mm) 30.0
F/# 1.7
Outside Diameter (mm) 31.7
Wavelength Range (nm) 248 - 400
54-44-220-λ High Power, UV Wavelength Laser Focusing Solutions
Specs & Docs
Specifications
Aperture (mm) 44
Back Focal Length (mm) 202.7
Effective Focal Length (mm) 219.0
F/# 5.0
Outside Diameter (mm) 57.2
Wavelength Range (nm) 300 - 365
54-54-540-λ High Power, UV Wavelength Laser Focusing Solutions
Specs & Docs
Specifications
Aperture (mm) 54
Back Focal Length (mm) 523.0
Effective Focal Length (mm) 540.0
F/# 10.0
Outside Diameter (mm) 60.0
Wavelength Range (nm) 200 - 400
54-25-100-λ
High Power, UV Wavelength Laser Focusing Solutions
54-25-100-λ
High Power, UV Wavelength Laser Focusing Solutions
Specifications
Aperture (mm)
22
Back Focal Length (mm)
92.3
Effective Focal Length (mm)
99.9
F/#
4.0
Outside Diameter (mm)
38.10
Wavelength Range (nm)
250 - 400
54-11-19-λ
High Power, UV Wavelength Laser Focusing Solutions
54-11-19-λ
High Power, UV Wavelength Laser Focusing Solutions
Specifications
Aperture (mm)
11
Back Focal Length (mm)
11.8
Effective Focal Length (mm)
19
F/#
1.8
Outside Diameter (mm)
14.98
Wavelength Range (nm)
248 - 400
54-12-180-λ
High Power, UV Wavelength Laser Focusing Solutions
54-12-180-λ
High Power, UV Wavelength Laser Focusing Solutions
Specifications
Aperture (mm)
12
Back Focal Length (mm)
173.5
Effective Focal Length (mm)
179.2
F/#
15.0
Outside Diameter (mm)
25.4
Wavelength Range (nm)
300 - 365
54-25-350-λ
High Power, UV Wavelength Laser Focusing Solutions
54-25-350-λ
High Power, UV Wavelength Laser Focusing Solutions
Specifications
Aperture (mm)
24
Back Focal Length (mm)
362.0
Effective Focal Length (mm)
369.2
F/#
15.0
Outside Diameter (mm)
38.10
Wavelength Range (nm)
250 - 400
54-10-120-λ
High Power, UV Wavelength Laser Focusing Solutions
54-10-120-λ
High Power, UV Wavelength Laser Focusing Solutions
Specifications
Aperture (mm)
10
Back Focal Length (mm)
115.0
Effective Focal Length (mm)
120.0
F/#
12.0
Outside Diameter (mm)
15.0
Wavelength Range (nm)
266/532 (achromatic)
54-17-29-λ
High Power, UV Wavelength Laser Focusing Solutions
54-17-29-λ
High Power, UV Wavelength Laser Focusing Solutions
Specifications
Aperture (mm)
17
Back Focal Length (mm)
21.0
Effective Focal Length (mm)
30.0
F/#
1.7
Outside Diameter (mm)
31.7
Wavelength Range (nm)
248 - 400
54-44-220-λ
High Power, UV Wavelength Laser Focusing Solutions
54-44-220-λ
High Power, UV Wavelength Laser Focusing Solutions
Specifications
Aperture (mm)
44
Back Focal Length (mm)
202.7
Effective Focal Length (mm)
219.0
F/#
5.0
Outside Diameter (mm)
57.2
Wavelength Range (nm)
300 - 365
54-54-540-λ
High Power, UV Wavelength Laser Focusing Solutions
54-54-540-λ
High Power, UV Wavelength Laser Focusing Solutions
Specifications
Aperture (mm)
54
Back Focal Length (mm)
523.0
Effective Focal Length (mm)
540.0
F/#
10.0
Outside Diameter (mm)
60.0
Wavelength Range (nm)
200 - 400
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