What is the Baader M36.4 Focusing Eyepiece Holder primarily used for?

This holder is designed to solve two problems at once: it adapts standard 1.25" eyepieces and accessories to equipment with a female M36.4 Vixen thread, and it adds a fine-focusing mechanism. This is ideal for guidescopes or finderscopes that lack their own precise focuser.

Can I use this Baader holder to turn my Vixen guidescope into a crosshair finder?

Yes, this is a perfect application. By inserting a 1.25" reticle eyepiece into the holder, you can use the focusing mechanism to achieve a sharp view of both the background stars and the eyepiece's crosshairs, turning a simple guidescope into a fully functional finder.

What is the M36.4 Vixen thread?

The M36.4 thread is a specific metric thread standard used by Vixen on the eyepiece side of many of their finderscopes and other small optical accessories. This Baader adapter allows you to connect the vast ecosystem of 1.25" eyepieces and cameras to these Vixen products.

Does the Baader Focusing Eyepiece Holder add length to the optical path?

Yes, like any adapter or focuser, it adds optical length. You must ensure your telescope or guidescope has sufficient back focus (or "in-focus") travel to accommodate this additional length and still reach a sharp focus.

How do I focus my guide camera with the Baader M36.4 holder?

Simply insert the 1.25" nosepiece of your guide camera into the holder and secure it. Then, while viewing the camera's live feed, rotate the holder's barrel to make fine adjustments until your target guide star is a sharp, tight point of light. This allows you to focus the guider independently of the main imaging camera.

How does this Baader holder secure the eyepiece?

The holder uses a secure clamping mechanism, typically one or more non-marring thumbscrews or a compression ring, to hold the 1.25" barrel of an eyepiece or camera firmly in place. This prevents wobble and maintains optical alignment as you focus.

Baader Porte-Oculaire de Mise au Point - 1.25"/M36,4(M)

par Baader Planetarium

UGC BAA-2408195

CA$70.00 - CA$70.00

CA$70.00

CA$70.00 - CA$70.00

CA$70.00

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Oculaire 1¼ "/ T-2 avec mise au point fine (course de mise au point de 5 mm)
Avec trois vis de serrage d'oculaire pour un centrage précis - ainsi qu'une vis de blocage de rotation pour fixer la position de mise au point exacte
Anneau de compression captif en bronze, empêche le marquage des oculaires et des accessoires
Le côté télescope a un filetage extérieur de 36,4 mm
Pour connecter des oculaires 1¼ "aux télescopes Vixen - Takahashi et Lichtenknecker

Baader Porte-Oculaire de Mise au Point - 1.25"/M36,4(M)

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Baader Porte-Oculaire de Mise au Point - 1.25"/M36,4(M)

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