SVBONY Reticle Eyepiece 1.25 inches Illuminated Eyepiece Bundle with SV165 Mini Guide Scope 30mm F4 Finder Scope and Universal Dovetail Base, Finderscope Mount Bracket

SVBONY 12.5mm illuminated crosshair eyepiece with 1.25" barrel diameter SVBONY illuminated eyepiece features double crossline reticle; for accurate polar positioning and long-exposure photo-guiding when using with off-axis guiders for centering and guiding of stars SVBONY 12.5mm focal length plossl eyepiece with red LED-illuminated double-line crosshair Reticle Comes with eyepiece caps-proect the eyepiece from dust and moisture Adjustable red LED light brightness control to illuminate crosshairs and preserve night vision Multi-coated 4-elements Plossl design - excellent color correction and sharpness Integrated dioptric correction Notice deviation of the positioning easily;so that guide star and reticle appear in ideal sharpness and definition SV165 Mini Guide Scope Support sensitive auto guiding cameras for easy guide star acquisition Do you want to have a look at the deep sky? Do you want to explore the universe? Do you want to have a wider view with your auto guiding camera? SV165 ultra mini guide scope is your choice! Getting this guide scope makes sense for astrophotographers out there. If you're at the other extreme, using SV165 Mini Guide Scope on your smaller imaging rigs is more practical than trying to mount a larger, more exotic guide scope. If portability is important to you, SV165 Mini Guide Scope's compact size and relatively low weight will cooperate with your requirements. Note:Back focus distance can stretch up to 45mm. Please pay attention to stretch to the end. SVBONY universal dovetail base for optical astronomical telescope finder scope Dovetail slots can be compatible for Celestron C8, C8HD, C925, C11HD; SKYRVER 80ED, 102ED, 130APO; SKYRVER 100ED binoculars; and other primary mirror, also Fits all Sky- watcher telescope and Vixen telescopes;Celestron another model Main advantages: Universal dovetail base for finder scope: Ideal for custom installation of a finder scope on telescopes not already equipped with a compatible base

• Plossl eyepiece with red LED illuminated double line crosshair reticle; it's idea for measuring double star angular separations; position angles; planetary diameters and lunar crater diameters
• Plossl eyepiece steplessly adjust the brightness of dual crosshair reticle; rotate switch on the side to put it on; shut it off and adjust the brightness
• Guide scope compatible with mainstream auto guiding cameras; 1.25in and M42 mount interface designed for compatible with SV305 Pro and for Orion ZWO QHY and so on auto guiding cameras(Some camera models require additional accessories to assist in focusing)
• Guide scope sharp image; Ultra wide band fully multilayer coated lens; doublet glass and the 30mm achromatic optics prevent irritating reflections can bring you bright and clear images
• Dovetail base work with finder scope or reflex sight bracket; include two large thumbscrew locks; so you can securely attach an aiming device to any telescope