Guide Scope for 25mm lens, FL:103mm f/4

Needs still some work to get enough room for adjustments...

Guide scope for 25.3mm lens with 103mm focal length. To be used with 1.25" guide camera.

Features: f/4 focal ratio, easy to align with the main scope, very light: about 95 grams without the camera.

Suitable doublet lenses available for example from Aliexpress for about 5 euros.

Scope tube is adjustable using tuning knobs. 2 pcs 4x20mm bolts with nuts needed for knobs. Nuts are inserted Guide scope "foot". Note that bolts should move freely through the holes. Ensure this using 4mm drill bit. Glue the knob to the bolt with drop of superglue.

2 pcs 4mm bolt is also required for locking the guide camera in place.

Camera focusing is done simply by twisting the 1.25" holder in/out