M54 EXTENSION TUBE - 7mm Spare part If you remove the reducer

If you remove the reducer # 15 from the basic configuration

5 and a corrected field of 44mm in diameter

The Solar Scout features a 12mm blocking filter with 16mm of clear etalon aperture

30B056WITHFOAM

On one side there is an M48 male thread and on the other side an M48 female thread

M54 EXTENSION TUBE - 7mm Spare part If you remove the reducerThis 7mm M54 extension tube features a male M54 x 0. 75 thread on one end and a female M54 x 0. 75 thread on the other. This is a very useful accessory for making up the exact backfocus distance required by correctors. Specifications Connection side A Male M54 x 0. 75 Connection side B Female M54 x 0. 75 Optical length 7 mm SKU AX M54 EXT7