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  S-2A 2" Spacer Ring with 0.25" Extension
S-2A 2" Spacer Ring with 0.25" Extension
 
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Price: $14.95

Quantity in Stock
:10

Product Code: S-2A
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Description
 
Description/Uses:
  • 2" extension ring/barrel spacer
  • Provides 0.25" (6.4mm) of spacing *
  • Allows you to securely set or vary the spacing between 2" components
  • Useful for making eyepieces parfocal or to change the reduction factor of focal reducers
  • Has standard 2" filter threads (male on one side and female on the other)

Features:
  • Precision machined from aluminum and black anodized
  • Threaded to accept standard 2" astronomy filters

Specifications:
  • Total Length = 0.39" (9.9mm)
  • Extension Provided = 0.25" (6.4mm) *
  • Length of External Male Thread = 0.08" (2.2mm)
  • Thread Specification (External Thread) = M48x0.75 Male
  • Length of Internal Female Thread = 0.11" (2.7mm)
  • Thread Specification (Internal Thread) = M48x0.75 Female
  • Maximum Outer Diameter = 2" (50.8mm)
  • Weight = 0.2oz (6g)

Additional Information:

* To get a spacing of 0.25" with this spacer, your accessory must fit completely into the female 1.25" thread of this adapter. The length of the female T thread is only 0.11". If your accessory has a male 1.25" thread longer than this, then it will not screw in fully and the extension provided will be greater than 0.25".
Other Infomation:
  • Old product code = S-10011; New product code = S-2A


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