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Celestron has reinvented the Dobsonian telescope with StarSense Explorer—the first Dobsonian that uses your smartphone to analyze the night sky and calculate its position in real-time. This large-aperture Celestron StarSense Explorer is ideal for serious beginners

The compact Ultravid binoculars are the perfect companion for demanding observers on long tours requiring lightweight luggage. Hardly bigger than a first aid kit, you barely notice them in your luggage!

The Antlia 2.5nm Ultra series is designed with a FWHM (full width half maximum) of 2.5nm +0.3/-0.1nm and a transmission efficiency >93-95% at the Central Wavelength.

The Antlia 2.5nm Ultra series is designed with a FWHM (full width half maximum) of 2.5nm +0.3/-0.1nm and a transmission efficiency >93-95% at the Central Wavelength.

The Antlia 2.5nm Ultra series is designed with a FWHM (full width half maximum) of 2.5nm +0.3/-0.1nm and a transmission efficiency >93-95% at the Central Wavelength.

Build from a very light and durable magnesium housing, our PASSION ™ 8x/10x 56mm models are our offering aimed specifically at those who demand excellent lowlight performance at a reasonable price.

Take your astrophotography to the next level with the Cosmic Filters Bundle, designed to enhance your celestial observations and photography.

• Optical system: Newton
• Highest practical power: 400x
• Objective lens diameter: 203 mm
• Focal length: 1000 mm
• Aperture ratio: f/5
• Eyepiece diameter: 31.7 mm (1.25") and 50,8mm (2")

Next Generation Of Superior Quality Spotting Scopes

The Regal M2 spotting scope series is the next generation of our top-performing Regal F-ED spotting scopes. Day or night, the Regal M2 is optimized to provide the sharpest images available. You’ll love them for bird watching, nature observing, long distance viewing and casual astronomical observing.

ESATTO is the new generation robotic focuser that includes motor and advanced electronics and you control with EAGLE or any Windows computer by connecting it to a USB port, or via WiFi by using the Virtual HandPad on your smartphone or tablet!

High-quality stereo microscope for amateurs and professionals alike

This is a bit complicated. It is not well known that most H-a filters pass both H-a and NII. H-a emits at 656.3 nm and NII emits most strongly at 658.4 nm (and weakly at 653.8 nm). These are very close together spectrally.

Heavy duty Skywatcher 2.75" tripod for the CQ350 Pro equatorial mount.

The newborn Zenithstar 61II (2020 Model) is the most versatile and portable scope ever made by William Optics. It provides and excellent sharp image with any DSLR for astrophotography or wildlife photography.

Whether you are strolling in the park or on a long walking tour, you can always enjoy birdwatching and observing the natural world with the Zeiss Pocket binoculars.