The OPT Triad Tri-band narrowband filter is designed to pass wavelengths centered at 493 and 656.3 nanometers and is available in 1¼-inch and 2-inch formatted cells for $375 and $775 USD, respectively.
RSpec now offers a unique poster of the Periodic Table of the Elements. The Periodic Table of Spectra poster ($6.95) measures 36 by 24 inches and displays the emission spectra of every known element seen in the universe.
QHYCCD rolls out a new model in its COLDMOS camera series, the QHY128C ($3,499) 14-bit, full-frame CMOS camera for deep-sky astrophotography.
Rozendaal Astrolabes now offers a series of wood astrolabes (starting at $80). These fully functional, attractively handcrafted instruments are 15 centimeters (6 inches) in diameter.
SBIG announces the Aluma Series of cooled imaging cameras (starting at $3,699). They have been engineered with new sensors on the central axis of the unit.
Waterford Press produces The Night Sky ($7.95), a laminated, folding pocket sky guide featuring seasonal glow-in-the-dark star charts.
PlaneWave Instruments introduces the L-500 Direct Drive Mount ($18,000). This single-arm fork mount can operate in equatorial or alt-azimuth configurations, and is rated to support up to 200 pounds of equipment
German manufacturer Knaeble Optical Systems announces the RCM 360 FC/Ti astrograph (starting at $25,000).
Looking for light reading to help introduce a beginner to astronomy? 101 Amazing Sights of the Night Sky by George Moromisato might be your answer.
Sky-Watcher unveiled its Stargate Truss-Tube Dobsonian Telescopes at NEAF. These large 18- and 20-inch f/4 reflectors start at $5,999.
If you enjoyed the solar eclipse and want to photograph the next one in 2019, the Solar Eclipse Timer ($1.99) will help you plan and practice your photo sequence.
Napier introduces the Backroadz Truck Tent ($189.99). The truck-bed tent is designed to fit within the cargo area of your pickup truck to provide a clean, dry camping area that sets up on short notice.
Lunático Astronomía now offers the Dragonfly, a remote observatory control box (450 € — about $530) that works in conjunction with a smartphone app.
New from Astrometric Instruments comes the PrimeTCS-i telescope controller for equatorial or alt-azimuth telescopes (starting at $3,495).
Nikon introduces the WX series of super-wide-angle binoculars. The 10×50 IF ($6,399.95) features a proprietary field-flattener lens system.
iOptron unveils the SkyGuider Pro Camera Mount Package ($498), a complete, ultra-portable mount for wide-field astrophotograpy.
iNova announces a new series of modular CCD cameras to enable virtually any type of astronomical imaging, the Smart Imaging System (starting at $629 for the SIS224C).
Astronomik now produces clip-in filters for Canon EOS M-series mirrorless cameras. Prices start at €139 (about $175) for a CLS Clip-Filter.
In astrophotographer Warren Keller's new book, Inside PixInsight (softcover $34.99, ebook $24.99), he details how to use PixInsight to produce astrophotos from the reader's own data.
Meade Instruments introduces a new planetary video camera. The LPI-G camera ($219.95) features the AR 130 CMOS detector and can record 28 frames per second at full resolution.
Sky & Telescope Contributing Editor Alan Dyer announces How to Photograph the Solar Eclipse ebook ($9.99). Available as PDF file and iBook from the Apple iBooks Store.
Sky & Telescope releases Pluto globe ($24.99). The 6-inch globe, assembled from over 125 images acquired by NASA's New Horizons spacecraft, includes sixty labeled features, a freestanding base, and a 4-by-6-inch information card.
Orion Telescopes & Binoculars now offers a 6" f/4 Newtonian Astrograph Reflector Telescope ($399.99). Weighing in at 12.7 pounds, it includes tube rings, mounting plate, and finderscope.
Orion Telescopes & Binoculars introduces two Dielectric Twist-Tight Mirror Star Diagonals, available in 1.25-inch ($119.99) and 2-inch ($189.99) versions. The innovative twist-tight mechanism won't mar their barrels.
Deep Space Products produces the Deep Space Dock, a series of USB hubs. Available in 4- ($55), 7- ($75), and 10-port models ($95). Includes power supply and USB 3.0 cable.