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Home Telescopes Optical Tube Assemblies Bresser Optical Tubes Bresser Messier AR-102L/1350 Hex-Focus Optical Tube Assembly
A longer focus high quality achromat refractor with the excellent hexafocus focuser for precise focusing even at very high powers, ideal for serious lunar and planetary observers. Supplied in classic white finish and complete with rings, dovetail, finder, diagonal, 26mm eyepiece and moon map.The AR-102L is ready to use on many modest mounts such as SkyWatcher EQ3, EQ5, AZ4 and larger.
A longer focus high quality achromat (102mm f13.2) refractor with the excellent hexafocus focuser for precise focusing even at very high powers, ideal for serious lunar and planetary observers. Supplied in classic white finish and complete with rings, dovetail, finder, diagonal, 26mm eyepiece and moon map. Delivery is normally 2-3 business days with this product.This classic 4" refractor will provide excellent views of the night sky but being a long focus design the 4" optic will reveal superb planetary detail as only long focal lengths can, especially with the 4" of unobstructed clear aperture. Ambitious beginners and advanced observers alike will see the finest details of our Moon and Planets with the Bresser Messier AR-102L telescope. Watch details on Mars like the white polar ice-cap, the Cassini division on the ring of Saturn or the great-red-spot on Jupiter. Scanning the lunar terminator is simply a pleasure. You will never give the Bresser Messier AR-102 Telescope away voluntarily.Because of the extra long focal length ratio F/13.2 this telescope offers incredible sharpness and contrast but extremly low colour-aberration often surpassing lesser designs of larger apertures..The AR-102L is ready to use on many modest mounts such as SkyWatcher EQ3, EQ5, AZ4 and larger.FeaturesExcellent focuser with 2,5" (65mm) open diameter6x30 straight through viewfinder reticleoptimized finder socket for comfortable useCradle rings with handle and integrated piggyback camera holder (1/4 thread)Universal 44mm Dovetail plate with stainless steel rail (fits LXD75/Great Polaris/EQ5)50,8mm (2") to 31,7mm (1,25") adapter with integrated T2 thread (T2-adapter ring for your camera is needed)Included in the boxOptical tubeEyepiece: 26 mm Super Ploessl 31.7mm (1.25")2" eyepiece adapter6x30 viewfinderUniversal 44mm Dovetail plate with stainless steel rail (fits LXD75/Great Polaris/EQ5)Tube clamp with handly and camera adapter31.7mm (1.25") diagonal mirrorPC Software StellariumManualMoon mapTechnical DataFIELD OF APPLICATIONLunar observationLunar photographyPlanetary observationPlanetary photographyOPTICAL SPECIFICATIONSOptical design Achromatic RefractorMagnification from 30Magnification up to 200Objective diameter 102 mmFocal length 1350 mmAperture ratio 13.2Angular resolution 1.35 arc secondsType of coating Multi coatedFinderscope 6 x 30 mmMount Type Optics without MountGENERAL TECHNICAL DATAMaterial OTA AluminiumFocusing system 2.5" HexafocColour whiteLimited Warranty 10 YearsDIMENSIONS & WEIGHTSNet weight OTA (incl. accessories) 5.3 kgTotal length 139 cmTotal width 18 cmTotal height 18 cmTube diameter 104 mm
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