Hutech Astronomical Products
Equipment for the Serious Amateur Astronomer
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Borg Components
Allows you to attach Leica or Nikkor EL lenses to eyepiece focusers such as
4317
and
7315
.
A:
M39 P0.75 Female
B:
1.25" (31.7mm) sleeve
Part #7850
M39 to 31.7 AD
2018-01-03