Astronomy Specialist

M68 EXTENSION RING 8mm

$99.00

Quantity
- +

 

This 8 mm extension ring is often used for professionals filed flattener such as the SharpStar 2.5" field flattener.

This extension ring has a M68 x 1 male thread on one side and a M68 x 1 female thread on the other side. The total thickness is 12 mm and it includes the 4 mm male thread


 

Connection (side a)
M68 x 1 male
Connection (side b) M68 x 1 female
Optical thickness 8 mm (not including 4 mm male thread)
Clear aperture 63 mm
SKU TSVM688
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