optical path glue free quartz wave plate

{"cid":"91213983","title":"20mm Optical Waveplate Optical Path Glue Free Quartz Wave Plate","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/cf\/66\/637c024472e3d398735a38e0108a-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"STAR OPTIC","Model Number":"WPO","Minimum Order Quantity":"5pcs","Delivery Time":"Negotiable","Certification":"RoHS, ISO9001","Place of Origin":"Wuhan, China","Payment Terms":"T\/T, Western Union, Paypal","Supply Ability":"50000pcs\/Month","Packaging Details":"Safe and dust-free packing","Product Name":"Optically Contacted Zero Order \u03bb\/4 Quarter Wave Plate","Process Method":"Optically contacted","Material":"Crystalline Quartz","Surface Quality":"20\/10 scratch and dig","Main Feature":"Optical path glue-free","Advantage":"Suitable for relatively high power applications","Coating":"Both surfaces AR coated"}}