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2 Items
Apertura 20 mm Extension Tube for M42 T-Thread

Apertura 20 mm Spacer Ring for M42 Thread - A-M4220

SKU: APT-A-M4220
  • Length: 20 mm
  • Threads: Standard 42 mm T-Mount
  • Stackable with other available rings for obtaining proper back focus

Apertura 20mm Spacer Ring for M48 Thread - M4820

SKU: APT-A-M4820
  • Adapter Connector Type - Side A: Wide T or T2 (M48)
  • Adapter Connector Type - Side B: Wide T or T2 (48mm)
  • Adapter or Spacer Length in mm: 20 mm