Sky & Telescope - March 2020 - Cover4

PC: RICHARD KEELE

V IEW THE FEATUR ES O F THE SUN W ITH

SOLARMAX III
SO LAR TELESCO PES

SOLARMAX III 90MM

H Y D RO G E N - A L P H A SO L A R TE L E SCO P E
C o rona do p rovi d e s i n n o vative o ptic s f o r th e ama t e ur
a n d pro fes s i on a l s ol a r o b s er ver with Hydro gen-a l p h a
(H - a) so la r t e c h n ol og i es . Th e SO LAR M A X I I I s e ri e s
i s a v a i l a b l e i n 7 0 m m a n d 9 0 m m a p e r t u re s a n d
single-stacked or double-stacked bandpasses.

E XT E R N A L " T RUE " H - a E TA LO N F I LT E RS
O u r e ta lo n s g i ve h i g h er c o n tr as t view s ,
sh a r pe r fe a t ure s , a n d dar ker b ac kgro u n ds
c om pa red w i th m od e l s u s in g s maller in ter n al
H - a eta lo n d e s i g n s .

2 " T WO - S P E E D R ACK & P I NI O N F O CU SER
Cre ates a m ore us e r frien dly in ter ac tio n , allo w i n g t h e
us e r to g e t a m ore p rec is e f o c u s w h ic h is c r itica l for
b ot h so la r i m a g i n g a n d vis u al o b s er vin g.

RICHVIEW™ TUNING

SOLARMAX III 70MM

C o ron a d o's p a t e n t e d R i c h V i e w ™ t u n i n g a l l o w s d i rec t t u n i n g o f
the prima r y e ta l on fi l t er. T h is allo ws additio n a l t un i n g ra n g e
a n d a n o v e r a l l b e t t e r w a y o f a d j u s t i n g t h e f i l t e r s' b a n d p a s s .
SOLARMAX III
Hard Carry Case
Included

OPT Telescopes | optcorp.com
Focus Camera | focuscamera.com
Astronomics | astronomics.com
B&H Photo Video | bhphotovideo.com
Agena AstroProducts | agenaastro.com

High Point Scientific | highpointscientific.com
Adorama | adorama.com
Optics Planet | opticsplanet.com
Woodland Hills Camera | whcamera.com
Helix Camera | helixcamera.com
Mile High Telescopes | milehighastro.com

MeadeInstruments


http://www.highpointscientific.com http://www.optcorp.com http://www.meade.com http://www.focuscamera.com http://www.adorama.com http://www.astronomics.com http://www.opticsplanet.com http://www.bhphotovideo.com http://www.whcamera.com http://www.agenaastro.com http://www.helixcamera.com http://www.milehighastro.com

Sky & Telescope - March 2020

Table of Contents for the Digital Edition of Sky & Telescope - March 2020

Contents
Sky & Telescope - March 2020 - Cover1
Sky & Telescope - March 2020 - Cover2
Sky & Telescope - March 2020 - 1
Sky & Telescope - March 2020 - Contents
Sky & Telescope - March 2020 - 3
Sky & Telescope - March 2020 - 4
Sky & Telescope - March 2020 - 5
Sky & Telescope - March 2020 - 6
Sky & Telescope - March 2020 - 7
Sky & Telescope - March 2020 - 8
Sky & Telescope - March 2020 - 9
Sky & Telescope - March 2020 - 10
Sky & Telescope - March 2020 - 11
Sky & Telescope - March 2020 - 12
Sky & Telescope - March 2020 - 13
Sky & Telescope - March 2020 - 14
Sky & Telescope - March 2020 - 15
Sky & Telescope - March 2020 - 16
Sky & Telescope - March 2020 - 17
Sky & Telescope - March 2020 - 18
Sky & Telescope - March 2020 - 19
Sky & Telescope - March 2020 - 20
Sky & Telescope - March 2020 - 21
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Sky & Telescope - March 2020 - 23
Sky & Telescope - March 2020 - 24
Sky & Telescope - March 2020 - 25
Sky & Telescope - March 2020 - 26
Sky & Telescope - March 2020 - 27
Sky & Telescope - March 2020 - 28
Sky & Telescope - March 2020 - 29
Sky & Telescope - March 2020 - 30
Sky & Telescope - March 2020 - 31
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Sky & Telescope - March 2020 - 33
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Sky & Telescope - March 2020 - 42
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Sky & Telescope - March 2020 - Cover3
Sky & Telescope - March 2020 - Cover4
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