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IDAS ODW:
The IDAS ODW is a clear filters, and intended to compensate for the optical distance when any other filter such as an IDAS NB2-PM or NB3-PM is swapped with the ODW filter.
　
Size Suffix
Description
Availability
S
 M48 P0.75: substrate thk. = 2.5mm
available
ST2
 M48 P0.75: substrate thk. = 2.0mm
available
S
 M52 P0.75: substrate thk. = 2.5mm
available
ST2
 M52 P0.75: substrate thk. = 2.0mm
available
DS
   for use with IDAS AD42-DS drop-in mount adapter - 1.1mm thickness - New!
Details at: IDAS AD42-DS Mount Adapter
available
Di2
   drops in AD19.4 drop-in mount adapter
available
DRE
   for Canon EF-EOSR drop-in mount adapter & Meike MK-EFTR-C (EF-R) & MK-EFTE-C (EF-E) drop-in mount adapters - New! Details at: IDAS DRE Filter
available

 


Feature
Th IDAS ODW is a clear filter.This filter will compensate for the optical distance when any other filter such as an IDAS NB2-PM or NB3-PM filter is swapped with the ODW filter. ODW stands for Optical Distance Worker.