Available within 5-14 days
CELESTRON
#CE93431
The Luminos series eyepieces offer a wide 82º field of view in both high power and low power models, allowing you to mak...
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Available within 5-14 days
TELEVUE
#TVETH-10.0
High contrast, comfortable eye relief and full field sharpness. Control of astigmatism, field curvature, lateral color...
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LUNT
#OPT-0553503
Calcium-K module in star diagonal, for using normal astronomical telescopes up to 100mm aperture and up to 1080mm focal...
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LUNT
#OPT-0553505
Calcium-K module in star diagonal, for using normal astronomical telescopes up to 100mm aperture and up to 1620mm focal...
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TELEVUE
#TVETH-17.0
The 17mm ETHOS is an ideal complement to the 31mm Nagler Type-5. They are parfocal (both have focus locations about 3/8"...
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LUNT
#OPT-0553504
Calcium-K module in straight extension tube, for using normal astronomical telescopes up to 100mm aperture and up to 108...
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LUNT
#OPT-0553506
Calcium-K module in straight extension tube, for using normal astronomical telescopes up to 100mm aperture and up to 162...
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ZWO
#ZWO-EFW7X50
The new ZWO 7x 50mm Square EFW is designed for use with 50mm Square Filters and large-format cameras, including the ZWO...
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TAKAHASHI
#TAK-TFK10300
FC-100DZ is one of the most powerful and versatile 100mm scopes on the market...
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TAKAHASHI
#TAK-TFK10310
FC-100DZ is one of the most powerful and versatile 100mm scopes on the market...
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EXPLORE SCIENTIFIC
#OPT-0218616
16mm Argon purged high performance eyepiece with 68° apparent field...
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EXPLORE SCIENTIFIC
#OPT-0218620
20mm Argon purged high performance eyepiece with 68° apparent field...
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Available within 5-14 days
Available within 5-14 days
KOWA
#KW-BDII32.10XD
With Kowa XD (high grade ED) lenses and close focus down to just 1.8m for the 42mm models and 1.3m for the 32mm mode...
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KOWA
#KW-BDII32.6.5XD
With Kowa XD (high grade ED) lenses and close focus down to just 1.8m for the 42mm models and 1.3m for the 32mm models...
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PEGASUS
#PEG-INDIGOFW7-2
The new high quality Indigo Filter Wheel has a 7 position carousel and can house 2inch mounted or 50mm unmount...
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TELEVUE
#TVEPO-19.0
Size, weight and performance make the 19mm an ideal mid power chioce. Ideal "soul-mate" to Bino Vue. Parfocal with small...
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EXPLORE SCIENTIFIC
#OPT-0114220
BT-100 SF giant binocular with 62° LER eyepieces 20mm for observation of the starry sky and terrestrial objects. Always...