Description
QUADRUPLET APO TECNOSKY AG70 F5 V2
NOW FULL-FRAME DIGITAL SLRs HAVE AN AFFORDABLE PRICE AND THEREFORE WE NEED FLAT REFRACTOR THAT CAN COVER THAT FIELD ENTIRELY.
THE AG70 TELESCOPE JOINS THE FAMILY OF TECNOSKY FLAT REFRACTOR... IN THE BEST WAY!
THE PETZVAL OPTICAL SCHEME WITH LANTHANUM AND FPL-53 GLASSES GUARANTEES A CORRECT FIELD LARGER THAN 45MM WITH VERY FINE STARS WITHOUT CHROMATISM UP TO THE EDGES!
ALL THE OPTICS ARE FMC TREATED AND THE INSIDE OF THE TUBE HAS A SERIES OF DIAPHRAGMES ON THE CUTTING EDGE TO ELIMINATE UNDESIRABLE REFLECTIONS.
DESPITE IT IS A VERY SMALL AND COMPACT TUBE IT IS EQUIPPED WITH THE NEW 2.5" MAGNESIUM ALLOY RACK FOCUSER WHICH WITHSTANDS LOADS UP TO 3K!
THE FOCUS TUBE ENDS WITH AN OFFSET FIELD ROTATOR WITH M48X0.75 THREAD. IT IS POSSIBLE TO SCREW 2" FILTERS INSIDE THE ROTATOR.
TECHNICAL FEATURES:
PETZVAL QUADRUPLELET 70/350MM
BFMC ANTI-REFLECTIVE TREATMENT
LANTHANUM AND FPL53 GLASSES
WEIGHT 3940GR WITH RINGS, VIXEN BAR AND HANDLE
2.5" MAGNESIUM FOCUSER WITH 1:10 MICROMETRIC REDUCTION
OFFSET FIELD ROTATOR M48X0,75
CORRECT FIELD GREATER THAN 45MM
MAXIMUM BACKFOCUS FROM M48 FRONT TO SENSOR, 66MM
EQUIPMENT:
AG70/350
VIXEN RINGS AND BAR
HANDLE
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