Tripletto Apo Tecnosky FPL-55 90/540 Owl Series

OPTICAL TUBE MADE OF ALUMINUM WITH RETRACTABLE LIGHT HOOD AND INTERNAL DIAPHRAGM.

NEW 2.5" PRECISION RACK FOCUSER WITH REDUCTION TO 1.25", ROTATABLE AND 1:10 MICROMETRIC KNOB TO FACILITATE THE CENTERING OF OBJECTS, BEFORE THE 2" EYEPIECE HOLDER THERE IS A PRECISION FIELD ROTATOR .

THE 2" EYEPIECE HOLDER HAS A QUICK-LOCK LOCKING SYSTEM AND THE 2" TO 1.25" REDUCTION ALSO HAS A SELF-CENTERING LOCKING SYSTEM

THE NEW DESIGNED RINGS ARE RAISED AND ALLOW THE USE OF LONG VIXEN OR LOSMANDY BARS TO BALANCE COMPACT PIPES EVEN WITH HEAVY CAMERAS

ABOVE THE RINGS THERE IS A CONVENIENT HANDLE WHICH ALSO WORKS AS AN OBJECT HOLDER BAR WITH VIXEN DOVETAILS AND MANY HOLES AND SLOTS.

THANKS TO THE TRIPLET OPTICAL CONCEPT AND THE USE OF OHARA FPL-55 GLASS, THE CHROMATISM IS ABSENT BOTH IN VIEW AND IN PHOTOGRAPHY, FURTHERMORE EACH SPECIMEN COMES WITH AN INDIVIDUAL OPTICAL CERTIFICATE WITH A MINIMUM STREHL RATIO OF 0.95, A VERY HIGH VALUE THAT IT GUARANTEES TOP-LEVEL OPTICAL QUALITY!

IF USED WITH THE TECNOSKY 0,8X FLATENER/REDUCER, IT BECOMES AN INCREDIBLE ASTROGRAPH WITH F/4,8 FOCAL RATIO.

ALSO COMPATIBLE WITH THE 1X AND 0,8X FULL FRAME FLATTENATORS

THE EQUIPMENT IS COMPLETED WITH A PADDED RIGID SUITCASE.

TECHNICAL FEATURES:

AIR-SPACED APO TRIPLET WITH SYNTHETIC FPL55 FLUORITE CENTRAL LENS, FRONT AND REAR HIGH REFRACTIVE INDEX LENS. ALL SURFACES ARE FMC TREATED.

INTERFEROMETRIC OPTICAL CERTIFICATE WITH MINIMUM STREHL 0.95

ALUMINUM INTUBATION, MADE WITH CNC MACHINES. INSIDE THERE ARE DIAPHRAGM ON THE CUTTING EDGE TO ELIMINATE REFLECTIONS

RETRACTABLE LENS HOOD WITH LOCKING KNOB

NEW 2.5" RACK FOCUSER WITH 2" AND 1.25" SELF-CENTERING LOCKING AND FIELD ROTATOR

ON ONE SIDE OF THE FOCUSER IS A 1:10 MICROMETRIC KNOB. A GRADUATED SCALE IS PRINTED ON THE TUBE. ADAPTER FROM 50.8 TO 31.8MM INCLUDED

PRECISION CNC RINGS WITH LONG VIXEN BAR AND ACCESSORY HOLDER HANDLE.