Optec 0.5" Extension Spacer

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Optec 0.5" Extension Spacer

The 1/2-inch extension spacer mounts directly on to the OPTEC-2400 male dovetail and presents the OPTEC-2400 male dovetail for attachment of any device with an OPTEC-2400 receiver.  This extension should be used a bit more back-focus is required.

  • Outside Diameter: 2.97" (75.4mm)
  • Overall Height: 0.82" (20.8mm)
  • Clear Aperture: 2.15" (54.6mm)
  • Weight: 2.4 oz (70 g)
  • Back-focus Addition: 0.5" (12.7mm)