Best Telescope Image Scale Calculators

FREE SOLDIER Telescope for Kids&Astronomy Beginners - 15X-150X High Magnification Astronomical Refractor Telescope Portable Travel Telescope for Adults Great Astronomy Gift for Kids White

  • ★【High Magnification】The telescope for adults astronomy comes with a 3X Barlow lens and two eyepieces, H20mm and H6mm, the magnification varies....
  • ★【Superior Optics】FREE SOLDIER refractor telescope with 70mm large aperture objective lens provides a brighter and clearer image. The larger the....
  • ★【Bonus Accessory】The portable travel telescope set included one carry bag to store all the accessories, convenient to carry, suitable for....
  • ★【Suitable for day and night, Stargazing and Viewing 】The beginners telescope for adults can be used for day : birdwatching, viewing,....
  • ★【Customer Support】Easy installation, no tools needed. We provide complete paper (come with telescope) & PDF version installation manual( You....
Check Stock

Monocular Night Vision PVS-14 Night Vision Goggles Custom Real Gen2+ Night Vision Goggles, Night Vision Goggles Monocular Helmet for Adults, Mount Suitable Fast Helmet, for Hunting,Camping,T Ravel

  • 25mm f/1.2 lens system, 40 field of view, focusing from 0.25m to infinite far, black. (No helmet).
  • Any eye can be easily put into your pocket or small bag. If you often want to see things in the distance, this is very good, it is time to consider buying a single eye..
  • This device consists of a lens, signal amplifier, image converter and glass. User observation as an image obtained as a processing result. Merid mirrors are often used for hunting. It helps track the beasts and control the area around the hunter, which is very important at night..
  • Don't think that this device is invalid or completely useless. Some models of monocular telescope have special brackets for installation on weapons, without aiming lines instead of laser target pointers..
  • In your hands, this device is like a pair of twin telescopes, but you can only look at it with one eye, just like through the telescope. The technical characteristics of the single telescope are similar to the night vision binocular telescope, but they are much smaller..
Check Stock

80x100 Monocular Telescope, Starscope Monocular Telescope for Smartphone with Tripod, High Power Monocular for Adults,HD Monocular for Hiking Stargazing Hunting Bird Watching Travel Camping

  • 【80x100 High Power Monocular】This monocular for adults is equipped with a 23mm eyepiece and 80mm large objective lens. 80x100 Monocular Telescope has the top line Wide Scope view and can be used with your smartphone to get ultra-far clear images and record them, which is very convenient for you to do some observation and monitoring activities when traveling outdoors.Perfect for outdoor lovers and wilderness explorers to observe birds, wild animals, starry sky, hunting, hiking, climbing, camping..
  • 【Ultra-High-Definition Image】The starscope monocular telescope adopts advanced FMC lens and BAK-4 prism, and eyepiece is composed of three latest fully optical lens, which increases the light transmittance to 99.5%, which greatly ensure excellent light transmittance and image brightness, so that your field of vision is brighter, the image is clearer and sharp. The cosmic scope starscope monoculars telescope is a great gift for men outdoor enthusiasts..
  • 【Smartphone Compatible】The monocular telescope for smartphone equipped with a quick positioning phone holder and tripod. Easy to install, it can match with various models of mobile phones such as iPhone. The use of the spotting scopes with a tripod and a smartphone can make the imaging more....
Check Stock

Orion StarShoot USB Eyepiece Camera II (Black)

  • Fun and useful USB Eyepiece Camera allows you to transmit the real-time view through your telescope to a laptop or PC, and capture great digital movies and images.
  • Share the view of bright planets, the Moon, and terrestrial targets through your telescope with friends, family, and fellow astronomy enthusiasts..
  • An affordable introduction to the rewarding hobby of astrophotography. Great for lunar and planetary shots - not suitable for deep space imaging.
  • Very versatile - Fits into any 1.25-Inch telescope focuser or 1.25-Inch step-down adapter.
  • Includes Orion AmCap image video capture software - compatible with Windows XP/Vista/7/8 Operating Systems.
Check Stock

Oumij 1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory Twist-Tight Dielectric Mirror Star Diagonal

  • This diagonal can correct upside down and left-right reversed image easily, which allows you view things during daytime in correct position..
  • Fits for 1.25inch telescope eyepiece and focuser. Work with Refractor and catadioptric telescopes. Plastic body with optical glass lens, providing clear and sharp image..
  • Wide 45 degree angle makes you view correct image from refractor telescope stand and just look down with a comfortable angle..
  • Comes with dust cover to keep your lens clear, easy to install and use..
  • Any question,please feel free to contact us ,we will reply to you soon..
Check Stock

BARSKA Starwatcher 525x700mm Refractor Telescope Silver

  • Beginner Telescope: The Starwatcher telescope is suitable for astronomy beginners to begin a lifetime journey to the stars and planets..
  • Quality Optics: The telescopes features 60mm aperture, 800mm focal length, and coated optics for enhanced image brightness and clarity..
  • Powerful Magnification: The high power 600 magnification brings you easily close up to the astonishing celestial bodies..
  • Multiple Accessories: The telescope comes with 2 eyepieces, a 3x Barlow lens, Moon filter, and a red-dot finder, providing amazing experiences..
  • Easy Access: The altazimuth mount with slow motion altitude controls make it convenient for steady viewing..
  • Included components: Cameras & Photo Telescopes.
Check Stock

Barska Starwatcher 300x70mm 225 Power Refractor Telescope with Table Top Tripod and 3X Barlow Lens, Black (AE12932)

  • Beginner Telescope: The Starwatcher telescope is suitable for astronomy beginners to begin a lifetime journey to the stars and planets..
  • Quality Optics: The telescopes features 70mm aperture, 300mm focal length, and coated optics for enhanced image brightness and clarity..
  • Powerful Magnification: The high power 225 magnification brings you easily close up to the astonishing celestial bodies..
  • Multiple Accessories: The telescope comes with 2 eyepieces, 3x Barlow lens, 90 degree diagonal, and a finderscope, providing amazing experiences..
  • Easy Access: The included table-top tripod makes it convenient for steady viewing, while the Deepsky software provides a guide to understand the starry sky..
  • Included components: Table Top Tripod, Soft Carrying Case, Telescope.
Check Stock

NauticalMart Brass Nautical Antique Telescope - 18 inches Long

  • NauticalMart spyglass is made of Brass & Leather.
  • Dimension : 5.5 x 5.5 x 18cm (2.17 x 2.17 x 7.09 inches), 18" extended. Exclusively By NauticalMart.
  • We NauticalMart use 100% Hand Crafted Brass & high quality actual Leather for making of our Telescopes.. Our spyglass has excellent optics for real viewing and would make a wonderful usable nautical decor..
  • This telescope uses push-and-pull mechanism to focus distant objects. You need to Pull it out completely and slowly push the barrel inside, while looking through the telescope, till the desired object becomes clear..
  • Fully functional spy glass focuses and magnifies. Simply adjust the telescope tube length to bring image into clear focus..
  • This Marine Handheld Telescope With Pouch is great for any number of outdoor pursuits such as Hunting, Shooting, Bird Watching or Role Playing. This spyglass has excellent optics for real viewing and would make a wonderful usable nautical decor in any office, boat or home OR gifting to your loved ones..
Check Stock

Astromania Alignment 1.25

  • Output power: less than 5mw, much safer for your eyes. This sturdy laser unit allows you to swiftly and precisely collimate your Newtonian telescope. Only when the optics have been accurately collimated can the telescope offer you its full performance..
  • Accurate collimation in a few minutes provide a more clearer image. The telescope can be collimated by just one person..
  • This adjustment tool can be used in all 1.25″ focusers. We provide you with precise instructions in German and English, with a step-by-step explanation of how to adjust a Newtonian telescope using this laser unit. So, even if you are a newcomer to amateur astronomy, it is very simple to get the optimum performance out of your telescope..
  • The precision-made aluminium housing of the laser unit has a front opening from which the laser beam can be emitted. In order to obtain an optimal adjustment, it has a side window allowing a disk oriented at 45° with a central hole to be viewed.This can be then later be used to see whether the laser is reflected back on itself, indicating well collimated optics..
  • The laser comes fully adjusted. It can however be further adjusted if required. It has three openings for adjustment, arranged at 120°, which are initially sealed. The battery for the ....
Check Stock

Oumoda Telescope, Kids Telescope, 90 X Refractor Telescope, Astronomy Telescope Tabletop Nature Exploration Gifts Toys for Kids, Adults Sky Star Gazing, Birds Watching

  • Model F36050 Star Telescope: 18X, 27X, 60X, 90X magnification F36050 astronomical refractor telescope has good performance for observing celestial bodies, moon, stars, venus, mars etc. Telescope could be moved vertically (altitude) and horizontally (azimuth).
  • Perfect Configuration: 50mm Aperture, 360mm focal length, H6mm, H20mm 2 different interchangeable eyepieces, different magnification eyepieces could make you free with observed at different distances and sizes objects.
  • 1.5X Erecting Eyepiece: The 1.5X erecting eyepiece not only increases the magnification of telescope but also correct the direction of the image. A travel telescope with 18X magnification will have a magnification of 27X. and the travel telescope with 60X magnification will have a magnification of 90X.
  • Solid Tripod: Adjustable aluminum tripod is solid, not easy to broke, very durable and safe. Detailed and specific set up introduction, don’t worry that you couldn’t use it. Best gift for beginners, kids, teens, entry-level amateur astronomers.
  • Lifetime Replacement Warranty: Oumoda offer full refund or a new replacement when you are unpleased with our product. 100% quality assurance to our customers.
Check Stock