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a. Second, third, fourth and fifth harmonic generation

b. Frequency double, tripling and mixing of Dye and Ti :Sapphire lasers

c. Optical Parametric amplifiers(OPA) and optical parametric oscillators(OPO)

A.  Broad phase-matching wavelength range from 409.6 nm to 3500 nm
B.  Wide transmission region from 190 nm to 3500 nm
C.  Large effective SHG coefficient about 6 times greater than that of KDP crystal
D.  High damage threshold of 10 GW/cm2 for 100 ps pulse-width at 1064 nm
E.  High optical homogeneity with ?n ~ 10-6/cm
F.  Wide temperature-bandwidth of about 55 degree(for type I SHG 1064nm)
G.  Good Mechanical and physical properties

Dimension tolerance ?.1mm
Flatness ?l/8 @633nm 
Surface quality 10/5 Scratch/Dig
Parallelism better than 20 arc sec.
Perpendicularity better than 15 arc min
Angle tolerance < +/-0.5?SPAN style="mso-spacerun: yes"> 
AR coating P-coating, AR or BBAR coatings 
residual reflectivity R1064<0.2% ,R532<0.5%,R355<0.5%,R266<0.5%
Clear aperture >90% central area
Transmitting wavefront distortion less than l/8 @ 633nm
Quality Warranty Period one year under proper use



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