Orion 8726 12.5mm Sirius Plossl Telescope Eyepiece

With a wide 50-deg apparent field, our Sirius Plossl line of eyepieces provide clear, sharp images of impressively high contrast. They’re suitable all telescope types: reflector, refractor, and catadioptric. Each 4-element Sirius Plossl is fully coated with magnesium fluoride on every air-to-glass surface. Lens edges are blackened to reduce scattering of stray light and maximize contrast. Lenses are mounted in … Read More

Vixen 3727 LVW 42mm Telescope Eyepiece

Designed to give the maximum field of view the human eye can view sharply, these eyepieces incorporate several elements made from Premium Rare-Earth Lanthanum glass to reduce optical aberrations.The LVW eyepiece is designed to give you an incredible wide rich field of view, while reducing any internal loss of contrast or sharpness. Stunning views of the Moon, Galaxies or extended … Read More

XCSOURCE® Phone camera lens Lens Kit 4 in 1 Set 8 X Zoom Telescope +Wide Angle +Macro +Fish Eye +Micro Lens with Tripod for iPhone (iphone 5 5s)

Specifications (8X zoom lens): Minimun Focus Distance:3M Magnification: 8X Angle of View (degrees): 70° Objective Lens Diameter: Φ18mm Exit Pupil: Φ3mm Eye Relief : 9.6mm Product Dimension Size: Φ30X75mm Weight (g) : 60g Specifications (Fish Eye Lens): Magnification: Up to 180 degrees Includes flat adhesive metal ring that is fixed around the original lens Lens Construction: 3 elements in 3 … Read More

TwinStar Black 6″ iOptron Computerized GPS Equatorial Reflector Telescope

This telescope is ideal for backyard astronomy enthusiasts or older children with space on the brain. Simply turn the telescope on, choose the object you want to see on the handheld controller and the computerized GPS mount does the rest. With a large 150mm (6 inch) primary mirror and a 1400mm focal length, this large reflector telescope is the perfect … Read More

Collimating Schmidt Cassegrain Telescopes

Collimating SCTs: A straightforward guide to basic and advanced collimation of these popular scopes. Not only is secondary adjustment described in detail, but also primary mirror alignment and corrector centering. Details of easy-to-perform tests that determine if collimation problems are coming from something other than the secondary mirror, and how to handle them. Fully illustrated with REAL photos of scopes … Read More

70° Sinuscope Endoscope ø4X175mm STORZ Wolf stryker Olympus Compatible

Features: 1.Can connect with STORZ products 2.Adopt high quality stainless steel material 3.Endoscope can stand of temperature of 134°C/273° F for sterilization 4.Endoscope adopts German optic glass,light fiber and light cone 5.With direction index 6.Sapphire cover for lens,never abrasion 7.New optic system,clear field of view 8.Free maintenance valve Specification: 1. ø4mmX175 mm 2. You can choose 0°, 30° or 70°, … Read More

GBB 500X 8LED USB Digital Microscope Endoscope Magnifier Camera Black

USB Digital Microscope is a good quality to use in different fields, Skin inspection, Hair inspection, Industrial inspection (PCB, Material…) Education purpose, Print industrial, Textile industrial,Biological inspection, Jewelry & Stamp (collections) inspection and so on. Specifications: HD color CMOS Sensor, High speed DSP (Driver Free available) 24 Bit DSP Optimum Resolution 640*480 5X digital zoom Contains Digital Measurement Software and … Read More

Thames and Kosmos Biology Tk2 Scope

Embark on a guided journey through the microscopic world, revealing its hidden creatures and unseen structures with the new TK2 Scope. First, learn how to use the microscope and all of its parts. Next, become familiar with your scope by examining some prepared slides. Now, you are ready to take off on a guided investigation of plant and animal specimens … Read More