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HomeContactopticsFiberIsolatorsObjectivesIndexCatalog

LASER LENSES for UV EXCIMER LASERS, 248 nm to 355 nm

Material: UV Grade Fused Silica
Design Wavelength: 300nm
Index @ 300nm
UV FS Trans.: 180nm - 2.3 µm

Wavelength
Focal Length
Corrector
248 nm
- 4%
300 nm
--
355 nm
+ 2%
Laser
λ
Nd: YAG 213 nm
KrF 248 nm
Nd: YAG 266 nm
XeCl 308 nm
HeCd 325 nm
N2 337 nm
XeF 351 nm
Nd: YAG 355 nm

 

BROADBAND AR COATINGS
Description
Bandwidth
Avg. Reflectance
Power Rating*
UVB
240 - 360 nm
< 0.5%
200 MW/cm2
NUV
325 - 500 nm
< 0.5%
200 MW/cm2
*Power rating based upon 20ns pulses, 20Hz.

NARROWBAND AR COATINGS
Specify λ
between
Bandwidth at
5% of peak
Avg. Reflectance
Power Rating*
213 - 355 nm
~ 8%
< 0.2%
500 MW/cm2
*Power rating based upon 20ns pulses, 20Hz.

For AR coating when ordering, insert AR coating at λ, for example,
LLU-25-100-UVB or LLU-25-140-248.

Catalog
Number
Material
Diameter
Focal Length
at 300 nm
Optimum
Beam Diameter
Theoretical
Focal Spot
R1 mm
R2 mm
CT
LLU-13-20-λ
UVFS
" dia.
20.1 mm
2.6 mm
2.5 m
12.70
-38.89
3.5
LLU-13-20N-λ
UVFS
" dia.
-20.1 mm
2.6 mm
------
-12.70
44.62
2.5
LLU-13-25-λ
UVFS
" dia.
24.7 mm
3.1 mm
2.6 m
14.00
-79.99
3.5
LLU-13-25N-λ
UVFS
" dia.
-25.1 mm
3.1 mm
------
-14.60
79.99
2.5
LLU-13-40--λ
UVFS
" dia.
40.0 mm
4.4 mm
3.5 m
22.80
-121.45
3.5
LLU-13-40N-λ
UVFS
" dia.
-40.0 mm
4.4 mm
------
-22.80
141.32
2.5
LLU-25-63-λ
UVFS
1" dia.
63.0 mm
6.2 mm
3.9 m
36.24
-192.73
5.5
LLU-25-63N-λ
UVFS
1" dia.
-62.2 mm
6.2 mm
------
-36.24
192.73
3.0
LLU-25-80-λ
UVFS
1" dia.
80.2 mm
7.3 mm
4.2 m
45.59
-265.14
5.5
LLU-25-80N-λ
UVFS
1" dia.
-79.5 mm
7.3 mm
------
-45.59
265.14
3.0
LLU-25-100-λ
UVFS
1" dia.
100.2 mm
8.7 mm
4.3 m
57.23
-326.28
5.0
LLU-25-100N-λ
UVFS
1" dia.
-99.6 mm
8.7 mm
------
-57.23
326.28
2.5
LLU-25-125-λ
UVFS
1" dia.
124.6 mm
10.2 mm
4.7 m
73.10
-353.46
5.0
LLU-25-125N-λ
UVFS
1" dia.
-123.8 mm
10.2 mm
------
-73.10
356.46
3.0
LLU-25-140-λ
UVFS
1" dia.
140.5 mm
11.1 mm
4.8 m
79.99
-471.01
5.0
LLU-25-140N-λ
UVFS
1" dia.
-139.9 mm
11.1 mm
------
-79.99
471.01
3.0
LLU-25-160-λ
UVFS
1" dia.
161.2 mm
12.3 mm
5.0 m
90.13
-605.94
5.0
LLU-25-190-λ
UVFS
1" dia.
189.3 mm
14.0 mm
5.2 m
111.60
-529.26
5.0
LLU-25-240-λ
UVFS
1" dia.
241.7 mm
16.6 mm
5.5 m
136.75
-848.13
5.0
LLU-25-300-λ
UVFS
1" dia.
300.1 mm
19.7 mm
5.8 m
169.63
-1061.04
4.5
LLU-25-300N-λ
UVFS
1" dia.
-299.3 mm
19.7 mm
------
-169.63
1061.04
4.5
LLU-25-380-λ
UVFS
1" dia.
381.5 mm
23.5 mm
6.2 m
225.49
-1061.04
4.5
LLU-25-475-λ
UVFS
1" dia.
482.7 mm
23.5 mm
7.7 m
235.56
Plano
4.5
LLU-25-610-λ
UVFS
1" dia.
620.6 mm
23.5 mm
9.9 m
302.85
Plano
4.5
LLU-25-760-λ
UVFS
1" dia.
789.8 mm
23.5 mm
12.3 m
385.44
Plano
4.5
LLU-25-1000-λ
UVFS
1" dia.
965.2 mm
23.5 mm
16.2 m
471.01
Plano
4.0
LLU-25-2000-λ
UVFS
1" dia.
2174.3 mm
23.5 mm
32.4 m
1061 04
Plano
4.0
LLU-51-150-λ
UVFS
2" dia.
150.5 mm
11.9 mm
4.8 m
84.82
-529.26
8.5
LLU-51-190-λ
UVFS
2" dia.
189.5 mm
14.0 mm
5.2 m
111.60
-529.26
7.0
LLU-51-240-λ
UVFS
2" dia.
238.1 mm
16.6 mm
5.5 m
136.75
-760.00
6.5
LLU-51-300-λ
UVFS
2" dia.
300.2 mm
19.7 mm
5.8 m
169.63
-1061.04
6.5
LLU-51-380-λ
UVFS
2" dia.
381.2 mm
23.5 mm
6.2 m
225.22
-1061.04
5.5
LLU-51-475-λ
UVFS
2" dia.
475.1 mm
27.8 mm
6.5 m
260.90
-2068.17
5.5
LLU-51-610-λ
UVFS
2" dia.
611.6 mm
33.6 mm
6.9 m
357.41
-1800
5.5
LLU-51-760-λ
UVFS
2" dia.
762.7 mm
39.5 mm
7.3 m
438.93
-2440
5.0
LLU-51-1000-λ
UVFS
2" dia.
992.3 mm
48.5 mm
7.9 m
484.25
Plano
5.0
Other diameters and focal lengths available on custom basis. Please inquire.

 

 

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