OBJECTIVE LENS:101.5 mm clear aperture, 714 mm focal length (f-7), air spaced apochromatic triplet using an Ohara FPL53 center element. SVX .98 Strehl or higher. Test report included.
TUBE ASSEMBLY:Lightweight, fully baffled, carbon fiber tube and dewshield. Painted ultra flat black inside. 105 mm diameter main tube. (Note: We can make this telescope with an Aluminum tube and dewshield for the same price.
DEW SHIELD:5” (126 mm) diameter, 9” long retracting carbon fiber dewshield with cap.
DIMENSIONS:OTA: 19.25” long in travel mode (focuser unthreaded), 24” long with focuser in place and dewshield retracted; 29” with dewshield extended.
WEIGHT:OTA: 8.8 lbs with 3” focuser , 2” and 1.25" adapters. Rings add .8 lb each. (Note: Aluminum tube version is about 1 lb heavier).
FOCUSER:3” Stellarvue rack and pinion focuser with about 4 1/2" of travel. Focuser draw tube adapter is threaded for SFF3 field flattener.
FINDER:Optional. We carry the F001 red dot finder and the F002 multi reticle finder.
RINGS:American made R105 set with five 1/4-20 threaded holes top and bottom. Holes are spaced 1.5” and 60 mm apart respectively, with one in the center. Made on Haas cnc machines.
PLATE/RAIL:Optional. We recommend the TP-10 rail for telescope mounts using the Vixen style rail or use the optional TP6 for mounts that use the larger Losmandy style rail.
CASE:C009S Heavy Duty Travel Case
DIAGONAL:Optional. Please note, you can purchase our 2" diagonal upgrade for only $139 above. The upgrade diagonal is the same as the D1029ED deluxe dielectric diagonal but it does not come with a 1.25" adapter since the telescope already has one.
FIELD FLATTENER:Optional. We recommend the SFF3.
LIGHT GAIN:213X (human eye = 1)Image Circle with 3" Focuser and SFF3:43mmImage Circle with 3" Focuser and .8X Reducer/Flattener:25mm