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View Full Version here: : [SOLD] minus violet filter

geoff johnston
06-07-2010, 05:59 PM
sirius optics MV20 minus violet filter. In very good condition.
reduces violet fringing in achromat refractors. $50
call Geoff on 0405 612945 or email geoffreyjohnsto@optusnet.com.au buyer pays postage.
dannat
13-07-2010, 05:16 PM
is it a 2" or 1.25"
thankyou