⇩ Accessories for OVNI-B ⇩

These accessories are only available to OVNI-M / OVNI-B users. They have been tested, approved and optimized for use in combination with OVNI Night Vision eyepieces.

See our official Youtube channel and the OVNI-B user guide to learn how to use them.

OVNI Afocal Adapter

A must-have to use the OVNI-B in afocal.

Available in a choice of 3 sizes depending on the diameter of the afocal eyepiece below the eyecup.

Size A (left) for 30 to 42mm eyepieces

Size B (middle) for 40 to 51mm eyepieces

Size C (right) for 50 to 59mm eyepieces

Price 49€ the unit or 139€ the set of 3

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OVNI Camera Adapter

The ideal accessory to use an astronomy camera or a DSLR with a OVNI-B.

Recommended for people practicing astrophotography, astronomical research (photometry, astrometry...).

It has a T2 (42mm/M42) female and male thread.

Price 69€

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OVNI Smartphone holder

The smartphone holder makes it easy to use a smartphone to take photos or videos with OVNI-B.

Reserved only if you want to take photos/videos with a smartphone.

Price 19€

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OVNI Filter adapter

Essential to use a 1.25" and 2" H-alpha filter when the OVNI-B is hand-held to reveal huge nebulous areas such as Barnard's Loop, NGC7000, NGC1499... in their totality.

Price 35€

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OVNI Nebula Filter

Basic filter par excellence for the observation of nebulae.

If you should have only one filter, this is the one to choose !

The 7nm wide bandwidth is centered on the H-alpha line at 656.3 nm.

Price 169€ (1.25") and 249€ (2")

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OVNI Dark Sky Filter

This filter is suitable for deep sky observation under a slightly to heavily polluted sky.

Not essential but highly recommended if you observe under a sky where the Milky Way is not or  or only slightly visible.

It allows you to darken the sky background to highlight even more the non-nebulous objects such as galaxies, star clusters, the Milky Way...

Price 89€ (1.25") and 139€ (2")

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