OFR Logo OFR Logo
 

OFR Globe

Apodizers

Beam Expander

Beamsplitter

Birefringent Filters

Coating Info

Depolarizer

Etalons

Lens Design Notes

Lenses

UV Lenses

VIS Lenses

YAG Lenses

Doublets

Cylindrical Lenses

Micro Objectives

Mirrors

ND Filters

Polarizers

Prisms

Retarders

Windows

HomeContactopticsFiberIsolatorsObjectivesIndexCatalog

LASER LENSES for VIS and NIR LASERS, 400nm to 2.0µm

Material:
Grade A 689382 Glass (SF8)
Design Wavelength:
650 nm
Index at 650 nm:
1.6835
Transmits:
360 nm - 2.3 µm

Wavelength
Focal Length
Correction
488 nm
- 3%
650 nm
---
1550 nm
+ 5%

Broadband AR Coatings
Description
Bandwidth
Avg. Reflectance
Power Rating*
VIS
450 - 700 nm
< 0.5%
300 MW/cm2
VIR
550 - 780 nm
< 0.5%
300 MW/cm2
NIR
750 - 950 nm
< 0.5%
300 MW/cm2
IR
1250 - 1550 nm
< 0.5%
300 MW/cm2


*Power rating based upon 20 ns pulses, 20hz
Note: Other AR coatings available, please inquire.
For focal lengths shorter than 20 mm, see page OC-9 (Fiber-Optic coupling lenses)

 

Catalog
Number
Diameter
Focal Length
at 300 nm
Optimum
Beam Diameter
Theoretical
Focal Spot
R1 mm
R2 mm
CT
LL-13-20-λ
" dia.
19.9 mm
3.1 mm
5.3 m
13.58
plano
3.0
LL-13-20N-λ
" dia.
-19.9 mm
3.1 mm
------
-13.58
plano
1.4
LL-13-25-λ
" dia.
25.0 mm
3.7 mm
5.5 m
17.10
plano
3.0
LL-13-25N-λ
" dia.
-25.0 mm
3.7 mm
------
-17.10
plano
1.8
LL-25-40-λ
1" dia.
39.7 mm
5.4 mm
6.4 m
27.18
plano
4.5
LL-25-40N-λ
1" dia.
-39.6 mm
5.4 mm
------
-27.08
plano
2.5
LL-25-63-λ
1" dia.
63.1 mm
7.5 mm
7.3 m
43.16
plano
4.5
LL-25-63N-λ
1" dia.
-63.1 mm
7.5 mm
------
-43.16
plano
2.5
LL-25-80-λ
1" dia.
79.5 mm
9.0 mm
7.7 m
54.39
plano
4.5
LL-25-80N-λ
1" dia.
-79.5 mm
9.0 mm
------
-54.39
plano
2.5
LL-25-100-λ
1" dia.
100.0 mm
10.7 mm
8.1 m
68.39
plano
4.5
LL-25-100N-λ
1" dia.
-100.0 mm
10.7 mm
------
-68.39
plano
3.0
LL-25-125-λ
1" dia.
124.0 mm
12.6 mm
8.6 m
84.82
plano
4.0
LL-25-125N-λ
1" dia.
-124.0 mm
12.6 mm
------
-84.82
plano
3.0
LL-25-140-λ
1" dia.
140.9 mm
13.7 mm
8.9 m
96.37
plano
4.0
LL-25-140N-λ
1" dia.
-140.9 mm
13.7 mm
------
-96.37
plano
3.3
LL-25-160-λ
1" dia.
159.5 mm
15.2 mm
9.1 m
109.13
plano
4.0
LL-25-160N-λ
1" dia.
-159.5 mm
15.2 mm
------
-190.13
plano
3.3
LL-25-190-λ
1" dia.
190.9 mm
17.3 mm
9.5 m
130.57
plano
4.0
LL-25-190N-λ
1" dia.
-190.9 mm
17.3 mm
------
-130.57
plano
3.5
LL-25-240-λ
1" dia.
238.4 mm
20.6 mm
10.1 m
163.06
plano
4.0
LL-25-240N-λ
1" dia.
-238.4 mm
20.6 mm
------
-163.06
plano
3.5
LL-25-300-λ
1" dia.
298.1 mm
24.3 mm
10.7 m
203.91
plano
4.0
LL-25-380-λ
1" dia.
381.4 mm
24.3 mm
13.6 m
260.9
plano
4.0
LL-25-475-λ
1" dia.
477.0 mm
24.3 mm
17.0 m
326.28
plano
4.0
LL-25-610-λ
1" dia.
620.1 mm
24.3 mm
21.8 m
424.15
plano
4.0
LL-25-760-λ
1" dia.
757.6 mm
24.3 mm
27.2 m
518.17
plano
4.0
LL-25-1000-λ
1" dia.
1010.2 mm
24.3 mm
35.7 m
691.00
plano
4.0
LL-51-190-λ
2" dia.
189.0 mm
17.3 mm
9.5 m
129.30
plano
7.0
LL-51-240-λ
2" dia.
238.4 mm
20.6 mm
10.1 m
163.06
plano
6.0
LL-51-300-λ
2" dia.
298.1 mm
24.3 mm
10.7 m
203.91
plano
6.0
LL-51-380-λ
2" dia.
381.4 mm
29.0 mm
11.4 m
260.90
plano
6.0
LL-51-475-λ
2" dia.
477.0 mm
34.3 mm
12.0 m
326.28
plano
5.0
LL-51-610-λ
2" dia.
620.1 mm
41.4 mm
12.8 m
424.15
plano
5.0
LL-51-760-λ
2" dia.
757.6 mm
48.8 mm
13.5 m
518.17
plano
4.5
LL-51-1000-λ
2" dia.
1010.8 mm
48.8 mm
17.8 m
691.41
plano
4.5
NOTE: Other diameters and focal lengths available on a custom basis. Please Inquire

 

 

Optics for Research · Ph 973-228-4480 · Fax 973-228-0915 · Email: info@ofr.com
THOR LABS