Multiple Order Quarter-Waveplates

 

Okular

Material:    Crystalline Quartz
Wavefront Distortion:    < λ/8
Parallelism:    < 1arc sec
Retardation:    λ/300
Surface Quality:    S/D 20-10
Antireflection Coating:    R < 0.25 %
Damage Threshold:    Depending on wavelengths up to 1 MW/cm² cw, 15 J/cm², 10ns
Design:    Mounted (unmounted on request)

 

Other wavelengths and dimensions on request 

Part-No. Wavelength Diameter of Mount Free Aperture Price
W4M15-532 532 nm 1" 13 mm 147 ,--
W4M20-532 532 nm 1" 18 mm 201 ,--
W4M25-532 532 nm 1.5" 23 mm 234 ,--
W4M30-532 532 nm 1.5" 28 mm 301 ,--
W4M40-532 532 nm 2" 40 mm 513 ,--
W4M15-780 780 nm 1" 13 mm 147 ,--
W4M20-780 780 nm 1" 18 mm 201 ,--
W4M25-780 780 nm 1.5" 23 mm 234 ,--
W4M30-780 780 nm 1.5" 28 mm 301 ,--
W4M40-780 780 nm 2" 40 mm 513 ,--
W4M15-852 852 nm 1" 13 mm 147 ,--
W4M20-852 852 nm 1" 18 mm 201 ,--
W4M25-852 852 nm 1.5" 23 mm 234 ,--
W4M30-852 852 nm 1.5" 28 mm 301 ,--
W4M40-852 852 nm 2" 40 mm 513 ,--
W4M15-1064 1064 nm 1" 13 mm 147 ,--
W4M20-1064 1064 nm 1" 18 mm 201 ,--
W4M25-1064 1064 nm 1.5" 23 mm 234 ,--
W4M30-1064 1064 nm 1.5" 28 mm 301 ,--
W4M40-1064 1064 nm 2" 40 mm 513 ,--