These are the most frequently used words in this book.
aberration
although
amateur
aperture
assembly
astronomers
available
best
better
between
binoculars
camera
celestron
center
chapter
color
come
company
design
diagonal
diameter
either
enough
equatorial
especially
even
eye
eyepiece
feature
few
field
figure
filters
finderscope
first
focal
focus
focuser
glass
good
however
images
inches
include
instruments
larger
length
lens
light
little
long
look
may
meade
mirror
mm
models
mount
mounting
must
newtonian
objects
observer
offers
optical
optics
orion
owners
place
primary
prism
problem
quality
quite
reflectors
refractors
secondary
see
set
several
should
side
sky
small
sold
standard
star
system
table
take
telescope
three
time
tripod
tube
two
use
used
view
work
