Originally Posted by GeneV
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To the original topic, the M-series 135mm at under $200 and the SMC Tak at a bit more are still a screaming bargain to me, even if they cost more than the dirt cheap Sears or other off-brand 135s.
M series 135s are commonly available on Ebay for about $50. I picked up a mint condition example recently on Ebay for $46. No need to settle for an off brand.