Features 10x magnification 25mm lens diameter 97ft field of view at 1000 yards Carrying strap, lens cloth and case included Description The National Geographic 10X25 Binoculars are small enough to fit into your pocket, yet help the world come alive with their high quality optical system. The BK-7 optics are completely coated and include 10-power […]

Features Textured grip, compact size and large focus wheel make it easy for young hands to hold and use these binoculars 6x magnification reveals nice details Diopter adjustment lets you achieve proper focus for each eye to ensure a better observing experience Rubber coating adds extra protection from bumps Storage pouch and wrist strap included […]

Features 30mm aperture brings in lots of light so you can see more. 4x magnification gets you close to the action. Compact size and rubberized grip make it easy for young hands to hold and use. Description These lightweight 4×30 binoculars are made to encourage on-the-go adventure. They have a bright 30mm aperture that is […]

The most popular versions of The Night Sky planisphere are the large and small plastic charts. These versions are made in the USA using durable plastic facing for the front and back and are secured with no-corrosion brass rivets. These planispheres are built to last; you will probably go through several telescope upgrades in your […]

The most popular versions of The Night Sky planisphere are the large and small plastic charts. These versions are made in the USA using durable plastic facing for the front and back and are secured with no-corrosion brass rivets. These planispheres are built to last; you will probably go through several telescope upgrades in your […]

The most popular versions of The Night Sky planisphere are the large and small plastic charts. These versions are made in the USA using durable plastic facing for the front and back and are secured with no-corrosion brass rivets. These planispheres are built to last; you will probably go through several telescope upgrades in your […]

The most popular versions of The Night Sky planisphere are the large and small plastic charts. These versions are made in the USA using durable plastic facing for the front and back and are secured with no-corrosion brass rivets. These planispheres are built to last; you will probably go through several telescope upgrades in your […]

The most popular versions of The Night Sky planisphere are the large and small plastic charts. These versions are made in the USA using durable plastic facing for the front and back and are secured with no-corrosion brass rivets. These planispheres are built to last; you will probably go through several telescope upgrades in your […]

Description Look into your telescope through an Aline and you see a bright white circle surrounding the image of your eye’s pupil, making it easier to center the primary and secondary mirrors, which is especially important for aligning rich field and fast Newtonian and Dobsonian telescopes. Rigel Systems introduced the first retroreflector collimation eyepiece in […]

Attach the SLR Prime Focus Adapter to QuikAdapt instead of an eyepiece for prime focus astrophotography using digital and film SLR cameras with camera lens removed. Fits 2″ telescope eyepiece draw tubes. The prime focus method uses your telescope as a long camera lens in place of the SLR lens. CA Residents: Prop 65 WARNING(S)