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BT-82 SF giant binocular with 62° LER eyepieces 20mm for observation of the starry sky and terrestrial objects. Always w...

Transforms the LS100MT into a 3-lens ED Apo for observation & photography of moon, planets & deep-sky...

Mobile observatory and useful weather protection for telescopes. Protect your equipment from wind, dew, rain and dust...

Transforms the LS80MT into a 2-lens ED Apo for observation & photography of moon, planets & deep-sky...

Cigarette Lighter Adapter to DC 2.5mm...

Cigarette Lighter Adapter to XT60...

This BRESSER Messier RA-Motor + Controller EXOS1 + MON1 lets you control your Messier telescope. Including controller. A...

Modular designed multipurpose telescope, both for observing the sun in the H-alpha wavelength, as well as for night sky...

These eyepieces with their huge apparent field of view not only gave the observer a panoramic visual experience, but the...

In comparison to conventional crayford or rack & pinion drives, this micro-geared movement has zero backlash, zero c...

Solar observation in H-Alpha: prominences, filaments, flares ... the most spectacular way to see the Sun - easy and affo...

M54 Male to M48 Male...

BT-120 SF giant binocular with 62° LER eyepieces 20mm for observation of the starry sky and terrestrial objects. Always...

The visual effect of these new 4,5mm 82° LER eyepieces with their long eye-relief and their&nbs...

The excitement of viewing our Star through a dedicated solar telescope is sure to provide many many hours of visual enjo...

​Spare part for blocking-filters from LUNT SOLAR SYSTEMS, suitable for B400, B500, B600, B1200 and B1800 blocking-filter...

Al Nagler's 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. Like lon...

Al Nagler's 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. Like lon...

NEW - now including a high-quality aperture Solar-filter for safe observation of sunspots, eclipses and planet transits...

Solidly in the mid-magnification range for most amateur telescopes, the 20mm is a true workhorse for...