{"id":756,"date":"2024-04-09T17:41:32","date_gmt":"2024-04-09T17:41:32","guid":{"rendered":"https:\/\/fiberdirect.biz\/?post_type=product&#038;p=756"},"modified":"2026-08-26T19:16:29","modified_gmt":"2026-08-26T19:16:29","slug":"cwdm-filters-and-modules-in-pipe-abs-housing","status":"publish","type":"product","link":"https:\/\/fiberdirect.biz\/?product=cwdm-filters-and-modules-in-pipe-abs-housing","title":{"rendered":"CWDM filters and modules in Pipe \/ ABS housing"},"content":{"rendered":"<p><strong>Features<\/strong><br \/>\nHigh thermal stability of parameters<br \/>\nLow insertion loss and polarization loss<br \/>\nHigh channel isolation<\/p>\n<p><strong>Applications<\/strong><br \/>\nADD\/DROP solutions<br \/>\nCWDM systems<br \/>\nOptical amplifiers<br \/>\nTelecommunication networks<br \/>\nCATV networks<\/p>\n<p><strong>Technical parameters<\/strong><br \/>\nTECHNICAL DATA OF CWDM FILTERS ADD OR DROP<br \/>\nType\t1271,1291,..1451nm or 1270, 1290,..1450<br \/>\nInterchannel space [nm]\t20<br \/>\nChannel width [nm]\tc+\/-6.5<br \/>\nReflection bandwidth [nm]\t1260-1610<br \/>\nPass bandwidth @ -0.5dB\t14<br \/>\nPass Channel flatness [dB]\t0.3<br \/>\nPass insertion loss [dB]\t0.8<br \/>\nReflection insertion loss [dB]\t0.6<br \/>\nAdjacent channel isolation [dB]\t30<br \/>\nNon-adjacent channel isolation [dB]\t40<br \/>\nReflection Channel Isolation [dB]\t15<br \/>\nDirectivity [dB]\t55<br \/>\nReturn loss [dB]\t50<br \/>\nPDL [dB]\t0.1<br \/>\nBandwidth temerature stability\t0.003 nm\/ \u00b0C<br \/>\nAttenuation temperature stability\t0.005 dB\/ \u00b0C<br \/>\nPower handling [mW]\t500<br \/>\nOperating temperature\t-5 \u00b0C to +70\u00b0 C<br \/>\nStorage temerature\t-40 \u00b0C to +85 \u00b0C<br \/>\nType\t4 channels\t8 channels\t16 channels<br \/>\nAttenuation [dB]\t2.0\t3.5\t4.5<br \/>\nWavelength [nm]\t1270, 1290,1310,..1610 or 1271, 1291, 1311..1611\t1270, 1290,1310,..1610 or 1271, 1291, 1311..1611\t1270, 1290,1310,..1610 or 1271, 1291, 1311..1611<br \/>\nInterchannel space [nm]\t20\t20\t20<br \/>\nChannel width [nm]\tc+\/-6.5\tc+\/-6.5\tc+\/-6.5<br \/>\nChannel flatness [dB]\t0.4\t0.4\t0.4<br \/>\nChannel uniformity [dB]\t1.0\t1.0\t1.0<br \/>\nAdjacent channel isolation [dB]\t30\t30\t30<br \/>\nNon-adjacent ch. isolation [dB]\t40\t40\t40<br \/>\nDirectivity [dB]\t55\t55\t55<br \/>\nReturn loss [dB]\t50\t50\t50<br \/>\nPDL [dB]\t0.15\t0.15\t0.2<br \/>\nPMD [ps]\t0.1\t0.1\t0.15<br \/>\nBandwidth temperature stability\t0.003 nm\/ \u00b0C\t0.003 nm\/ \u00b0C\t0.003 nm\/ \u00b0C<br \/>\nAttenuation temp. stability\t0.005 dB\/ \u00b0C\t0.005 dB\/ \u00b0C\t0.005 dB\/ \u00b0C<br \/>\nPower handling [mW]\t500\t500\t500<br \/>\nOperating temperature\t-5 \u00b0C to +70 \u00b0C\t-5 \u00b0C to +70 \u00b0C\t-5 \u00b0C to +70 \u00b0C<br \/>\nStorage temperature\t-40 \u00b0C to +85 \u00b0C\t-40 \u00b0C to +85 \u00b0C\t-40 \u00b0C to +85 \u00b0C<br \/>\nType\t4 channels\t8 channels\t18 channels<br \/>\nAttenuation [dB]\t1.6\t1.8\t1.8 type (2.5 max)<br \/>\nWavelength [nm]\t1270, 1290,1310,..1610 or 1271, 1291, 1311..1611\t1270, 1290,1310,..1610 or 1271, 1291, 1311..1611\t1270, 1290,1310,..1610 or 1271, 1291, 1311..1611<br \/>\nInterchannel space [nm]\t20\t20\t20<br \/>\nChannel width [nm]\tc+\/-6.5\tc+\/-6.5\tc+\/-6.5<br \/>\nTest port\t1310 m +\/-50 nm\t1310 m +\/-50 nm<br \/>\nMonitor port\t1\/99%\t1\/99%<br \/>\nChannel flatness [dB]\t0.4\t0.4<br \/>\nUpgrade port\t1260\u20131457 nm or 1460\u20131610 nm IL 1.2 dB\t1260\u20131457 nm or 1460\u20131610 nm IL 1.2 dB<br \/>\nIsolation MUX Adjacent Channel [dB]\t30\t30\t30<br \/>\nIsolatio MUX Non-adjacent Channel [dB]\t40\t40\t40<br \/>\nIsolation DMUX Adjacent Channel [dB]\t30\t30\t30<br \/>\nIsolation DMUX Non-adjacent Channel [dB]\t40\t40\t40<br \/>\nIsolatio Upgrade port [dB]\t15\t15\t15<br \/>\nRipple in Passband [dB]\t0.3\t0.3\t0.5<br \/>\nDirectivity [dB]\t55\t55\t55<br \/>\nReturn loss [dB]\t45\t45\t45<br \/>\nPDL [dB]\t0.15\t0.15\t0.2<br \/>\nPMD [ps]\t0.1\t0.1\t0.1<br \/>\nBandwidth temperature stability\t0.003 nm\/ \u00b0C\t0.003 nm\/ \u00b0C\t0.003 nm\/ \u00b0C<br \/>\nAttenuation temperature stability\t0.005 dB\/ \u00b0C\t0.005 dB\/ \u00b0C\t0.005 dB\/ \u00b0C<br \/>\nPower handling [mW]\t500\t500\t300<br \/>\nOperating temperature\t-10 \u00b0C to +70 \u00b0C\t-10 \u00b0C to +70 \u00b0C\t0 \u00b0C to +70 \u00b0C<br \/>\nStorage temerature\t-40 \u00b0C to +85 \u00b0C\t-40 \u00b0C to +85 \u00b0C\t-40 \u00b0C to +85 \u00b0C<br \/>\nFiber type\t250 um or 900 um SM G.652D\t250 um or 900 um SM G.652D\t250 um or 900 um SM G.652D<\/p>\n<div data-test='contact-form'\n\t\t\tid='contact-form-756'\n\t\t\tclass='jetpack-contact-form-container '\n\t\t\tdata-wp-interactive='jetpack\/form' 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