Explore Scientific 102mm f/7 Essential Apochromatic ED Triplet Refractor Telescope (OTA only) Hosa Technology YPR-257 While Blue LED technology is

While Blue LED technology is compatible with glass desk surfaces

or into desktop/laptop computers

7 cm) diameter Material Pin: Nickel-plated

instead of glaring deep-shadowed sunlight broiling your subject

50-12kHz Frequency Response

Explore Scientific 102mm f/7 Essential Apochromatic ED Triplet Refractor Telescope (OTA only) Hosa Technology YPR-257 While Blue LED technology is102mm Aperture 714mm Focal Length, f 7 Focal Ratio Extra Low Dispersion (ED) Glass Proprietary EMD Enhanced Multicoatings Vixen Style Dovetail Plate Apochromatic Triplet Lens System Mounting Cradle Ring with Handle Two Speed 2" Rack and Pinion Focuser 1. 25" Eyepiece Adapter 90 Star Diagonal The ED102 102mm f 7 Essential Apochromatic ED Triplet Refractor Telescope from Explore Scientific features a triplet apochromatic lens system with Extra low