Optional Accessories - Celestron nexstar 5 Instruction Manual

You will find that additional accessories enhance your viewing pleasure and expand the usefulness of you
telescope. For ease of reference, all the accessories are listed in alphabetical order.
Adapter, Car Battery (#18769) -
with all Celestron eyepieces.
Carrying Case (#302070) - This rugged case is constructed of space age resin, making it waterproof, unbreakable, airtight
and extremely durable. It's designed so your telescope can be packed with the standard finderscope in place, a convenience
you'll be sure to appreciate. The case is lined with die cut foam for custom fitting. It features large handles and is equipped
with wheels, for easy transportation. Weight: 17 lbs. (31.5"x 21.75"x 11.5").
CD-ROM (#93700) - Celestron and Software Bisque have joined together to
present this comprehensive CD-ROM calle The Sky™ Level 1 - from Celestron.
It features a 10,000 object database, 75 color images, horizontal projection, custom
sky chart printing, zoom capability and more! A fun, useful and educational product.
PC format.
Erect Image Diagonal (#94112-A) - This accessory is an Amici prism
arrangement that allows you to look into the telescope at a 45° angle with
images that are oriented properly (upright and correct from left-to-right). It is useful for daytime, terrestria
viewing.
Eyepieces - Like telescopes, eyepieces come in a variety of designs. Each design has its own advantages and
disadvantages. For the 1-1/4" barrel diameter there are four different eyepiece designs available.
• Super Modified Achromatic (SMA) Eyepieces: 1 1 / 4 "
The SMA design is an improved version of the Kellner eyepiece. SMAs are very good, economical, general purpose
eyepieces that deliver a wide apparent field, good color correction and an excellent image at the center of the field of view.
Celestron offers SMA eyepieces in 1-1/4" sizes in the following focal lengths: 6mm, 10mm, 12mm, 17mm and 25mm.
• Plössl - Plössl eyepieces have a 4-element lens designed for low-to-high power observing. The Plössls offer razor
sharp views across the entire field, even at the edges! In the 1-1/4" barrel diameter, they are available in th
following focal lengths: 6.3mm, 7.5mm, 10mm, 12.5mm, 17mm, 20mm, 26mm, 32mm and 40mm.
Celestron offers the Car Battery Adapter that allows you to run the NexStar
drive off an external power source. The adapter attaches to the cigarette
lighter of your car, truck, van, or motorcycle.
Barlow Lens - A Barlow lens is a negative lens that increases the focal length
of a telescope. Used with any eyepiece, it doubles the magnification of that
eyepiece. Celestron offers two Barlow lens in the 1-1/4" size for the
NexStar. The 2x Ultima Barlow (#93506) is a compact triplet design that is
fully multicoated for maximum light transmission and parfocal when use
with the Ultima eyepieces. Model #93507 is a compact achromatic Barlow
lens that is under three inches long and weighs only 4 oz. It works very well
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