Two-Speed 10:1 Focus Knob Mechanism for Explore Scientific and BRESSER 2.5-inch HEX Focusers - 625720

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Two-Speed 10:1 Focus Knob Mechanism for Explore Scientific and BRESSER 2.5-inch HEX Focusers - 625720Features Precision all metal construction with stainless steel ball bearing for super smooth action. Attractive silver and black bead blast finish. Dual Speed focusing mechanism with a 10: 1 reduction ratio for course and ultra fine focusing. Weighs only 5. 6 oz. (159 grams) Description Sometimes you need that precision focus adjustment, especially for high power observing or for making images. The Two Speed 10: 1 Focus Knob Mechanism for the 2. 5

This set of 4 buttons stick on to your touch screen with a soft-silicone rubber suction cup

this comes with extension tubes that allow users to adjust the back focus when using different eyepieces or a camera

The design of the RDC3006 radio controlled alarm clock fits perfectly into any environment

Use with the Explore Scientific 2X Focal Extender (2

70° Eyepiece 25MM

Diameter 69

These 6x magnification children’s binoculars make a perfect exploration companion

this telescope generates brilliant high-contrast images by combining genuine HOYA FCD100 extra-low dispersion (ED) glass and proprietary EMD enhanced multi-layer coatings on all optical surfaces

White LCD backlight

high and low beam floodlight modes

3X and 5x models

The lightweight telescope is highly portable and includes a tabletop altitude-azimuth mount for added stability

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