High Energy Beamsplitters (BS)
   Graph / Diagram

Specifications

 

Material:

BK7 or Fused Silica

Parallelism:

< 3 arc min

Clear Aperture:

> 85% of central dimension

Chamfer:

0.3mm ´ 45°

Surface Figure:

l/10 at 632.8nm

Surface Quality:

10-5 scratch-dig

Power:

Up to 10-20 J/cm2  

for 10 nsec pulse typical   @1064nm        

 
 
 
 
 
 
 
 
 
 
 
 

Lattice’s high energy beamsplitters are used to split the incoming energy into two or more beams with different angles. Also, they can be used as beamcombiners. The second side is normally coated with high power antireflection (AR) coating to ensure no ghost image would appear.

 

 

Standard Wavelength (nm)

R(%)

Eximer

157, 193, 248, 308, 352

5±1

15±2

25±3

35±3

45±4

55±4

65±4

75±4

85±3

95±2.5

98±1

10±2

20±3

30±3

40±3

50±4

60±4

70±4

80±4

90±3

97±2

99±0.5

YAG

213, 262, 263, 266, 349, 351, 355, 524, 527, 532, 1047, 1054, 1064, 2010, 2100, 2940

Others

325, 347, 442, 488, 511, 514.5, 578, 632.8, 694.3, 720-780, 1235, 1300, 1310, 1315, 1319, 1520-1565, 1550, 1560-1620

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Other wavelengths and R(%) values are available upon request.

   Picture Image