{"id":826,"date":"2021-03-29T11:03:32","date_gmt":"2021-03-29T03:03:32","guid":{"rendered":"https:\/\/www.astarphotonics.cn\/?post_type=product&p=826"},"modified":"2021-03-29T11:07:24","modified_gmt":"2021-03-29T03:07:24","slug":"calcitecrystal","status":"publish","type":"product","link":"https:\/\/www.astarphotonics.cn\/product\/calcitecrystal\/","title":{"rendered":"Calcite\u6676\u4f53"},"content":{"rendered":"

\u51b0\u6d32\u77f3\u53cc\u6298\u5c04\u6676\u4f53<\/strong>
\n \u51b0\u6d32\u77f3\u662f\u4e00\u79cd\u78b3\u9178\u76d0\u77ff\u7269\u548c\u6700\u7a33\u5b9a\u7684\u78b3\u9178\u9499(CaCO3)\u3002\u5b83\u662f\u4e00\u4e2a\u8d1f\u7684\u5355\u8f74\u6676\u4f53\uff0c\u4e3b\u8981\u7528\u4e8e\u53ef\u89c1\u5149\u548c\u8fd1\u7ea2\u5916\u504f\u632f\u5668\u3002\u5b83\u7684\u83f1\u9762\u4f53\u5177\u6709\u9ad8\u53cc\u6298\u5c04\uff0c\u5bbd\u5149\u8c31\u4f20\u8f93\u7279\u6027\u3002<\/p>\n

\u51b0\u6d32\u77f3\u53cc\u6298\u5c04\u6676\u4f53\u89c4\u683c:<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n
Size:<\/td>\nmax.30~45mm<\/td>\n<\/tr>\n
Length:<\/td>\nmax.25~35mm<\/td>\n<\/tr>\n
Surface Quality:<\/td>\n20\/10<\/td>\n<\/tr>\n
Optical Deviation:<\/td>\n<3 arc min<\/td>\n<\/tr>\n
Optical Axis Orientation:<\/td>\n+\/-0.5°<\/td>\n<\/tr>\n
Flatness:<\/td>\n< λ\/4 @633nm<\/td>\n<\/tr>\n
Wave Front:<\/td>\n< λ\/4 @633nm<\/td>\n<\/tr>\n
Coating:<\/td>\nAccording to custmer request<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Physical Properties:<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Transparency Range<\/td>\n350~2300nm<\/td>\n<\/tr>\n
Partical Shape<\/td>\nCrystalline rhombihedral<\/td>\n<\/tr>\n
Density<\/td>\n2.7g\/cm3<\/td>\n<\/tr>\n
Thermal Expansion Coefficient<\/td>\nLow susceptibility to moisture<\/td>\n<\/tr>\n
Mohs Hardness<\/td>\n3<\/td>\n<\/tr>\n
Thermal Expansion Coefficient<\/td>\naa=24.39×10-6\/k; ac=5.68×10-6\/k<\/td>\n<\/tr>\n
Crystal Class<\/td>\nNegative uniaxial with no=na=nb, ne=nc<\/td>\n<\/tr>\n
Refractive index, birefringence(Δ=ne-no)
\n and walk-off angle at 45\u2103(ρ)<\/td>\n		no=1.6557,ne=1.4852
\n Δn=-0.1705,ρ=6.20@630nm
\n no=1.6629,ne=1.4885
\n Δn=-0.1705,ρ=6.20°@1300nm<\/td>\n<\/tr>\n
Sellmeier Equation<\/td>\nno2=2.69705+0.0192064\/(λ2-0.01820)-0.0151624λ2
\n ne2=2.18438+0.0087309\/(λ2-0.01018)-0.0024411λ2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

\u51b0\u6d32\u77f3\u662f\u4e00\u79cd\u78b3\u9178\u76d0\u77ff\u7269\u548c\u6700\u7a33\u5b9a\u7684\u78b3\u9178\u9499(CaCO3)\u3002<\/p>\n

\u6211\u4eec\u70ed\u5ff1\u6b22\u8fce\u5404\u754c\u670b\u53cb\u4e0e\u6211\u4eec\u8054\u7cfb\u3001\u6d3d\u8c08\u5408\u4f5c\u3002<\/p>\n

\u7535\u5b50\u90ae\u7bb1\uff1asales@astarphotonics.com<\/p>\n

\u7535\u8bdd\uff1a +86-186 5005 0680<\/p>\n","protected":false},"featured_media":827,"template":"","meta":[],"product_cat":[15],"product_tag":[52,53],"class_list":{"0":"post-826","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-uncategorized","7":"product_tag-bbo","8":"product_tag-ndyag","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.astarphotonics.cn\/wp-json\/wp\/v2\/product\/826"}],"collection":[{"href":"https:\/\/www.astarphotonics.cn\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.astarphotonics.cn\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.astarphotonics.cn\/wp-json\/wp\/v2\/media\/827"}],"wp:attachment":[{"href":"https:\/\/www.astarphotonics.cn\/wp-json\/wp\/v2\/media?parent=826"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.astarphotonics.cn\/wp-json\/wp\/v2\/product_cat?post=826"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.astarphotonics.cn\/wp-json\/wp\/v2\/product_tag?post=826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}