Crystalline quartz quarter 1/4 zero order waveplate (retarder)

• Usage: Lighting, Medical, Optical, Photography, Mineralogy
• Type: Flat Lens
• Transmittance: >95%
• Shape: Single-lens
• Material: Crystal quartz
• Lenses Color: Clear
• Certification: RoHS, ISO9001, CE, TUV
• Customized: Customized
• Coating: Anti-Reflection
• Transport Package: Carton, Blister, Customized
• Specification: as required
• Trademark: CPG
• Origin: China
• HS Code: 9001909090
• Production Capacity: 1000pieces/Month

Product Description

Quartz crystalline quarter 1/4 λ zero order waveplate (retarder)

Specifications

Description
Material:	Crystal Quartz
	Zero order waveplate
Diameter:	20.0+0/-0.2mm
	Flat:>19.7mm,as shown
Thickness:	2.0+/-0.5mm
R1:	infinity
R2:	infinity
Flatness:	S1&S2:3/10(2)@632.8nm
	TWD<[email protected]
Surface quality:	S1&S2:5/3x0.1(S-D:40-20)
Parallelism:	<3arcsec
Retardation:	1/[email protected]
Retardation tolerance:	1/[email protected],T=23° and AOI=3+/-1deg
Orientation of fast axis:	in direction of mark,as shown
Clear aperture:	>D18.0mm
Chamfer:	0.2-0.3mmx45deg
Coating:	S1&S2:AR coating,R<0.2%@632.8nm,AOI=3+/-1degdeg
Marked:	fast axis marked with a white line
Standard:	ISO 10110

Why CPG

COST, PRECISION, G+ SERVICE
CPG optics has over 20 years experiences in optics industry, we provide a variety of different material fabricating and coatings, and we always aim to be a trustful supplier for all the customers.
Our in-house optical metrology capability ensures the all the requirements for the parts are within the specs:

• Zygo Interferometer
• Wyko Cylinder Interferometer
• Agilent Cary 7000 Spectrometer
• Optical Bench
• Moller-wedel Goniometer
• Taylor Hobson Profiler
• Mitutoyo Projector
• Zygo Roughness Meter
• CMM
• Stress Measuring
• Satisloh Spherometer
• Trioptics Centering

CPG is also an ISO: 9001&14001 certified manufacture, we deliver fast and provide best cost performance ratio for our customers.

Inspection