Model: Apo 130/780 CNC-LW II |
These tubes are made in Germany with non-compromising
mechanical quality. The dew cap slides smoothly over the tube without producing
any paint scratches. The focuser is a full 3.5" size. It rotates smoothly
and with zero image shift. This zero shift rotation is very important when
your camera has already achieved its best focus and you would like to rotate
it to the best position. The finder bracket has a quick exchange style screw
system and is mounted on the rotatable focuser, which allows focuser rotation
to bring the finder scope to the most comfortable observing position. The
focuser comes with large anodized focuser knobs and moves extremely smooth
when racking. The focuser comes with a screwed on 3.5"/2" adapter
and a 2"/1.25" clamp ring style adapter to protect your eyepieces
and diagonals from scratches. The tube rings are flat on both sides and
offer three tapped 1/4-20 inch holes perpendicular to the tube line with
the outer two hole's center to center spacing of 60mm (2.362"). The
center tapped hole can be used for different mounting plates with only a
single center hole. The tube's internal baffles are matched for a large
usable photographic field . This system with the matched field flattener
for 6x7 medium format film offers a image circle of appropriate size. This
TMB 130F/6 is not only a wonderfull powerfull visuel apo for lower power
widefield observations and highest power, highest contrast planetary and
douple star observations, but also a superb imaging maschine. By adding
the matched designed 6 x 7 fieldflattner if will offer you pin point stars
across the entire field to the outer edges either by use of new larger CCD
cameras or medium format cameras like the Pentax 6 x 7
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Includes: • Optical tube |
Technical Datas: • Weight - Optical tubewith 3.5" focuser : 9 kg (= 19.8 Lbs) w. 3.5" foc. • shortest length for transportation : 620 mm = 24.41 inch • Observing lenghth: 740 mm = 29.13 inch • Focusersize 3.5" Starlight Feathertouch • Weight of tube ring set: 1 kg ( = 2.2 lbs) vFocuser with mounted Finderbracket 50 mm 360° Rotatable • Adapter 3.5"/2" and 2"/1.25" • Finder non ( optional ) • Focuser travel: 113 mm • Back-focus : 220 mm = 8.66 inch • Tube outside diameter: 152 mm • Dew shield outside diameter: 167 mm = 6.57 inch • Dew shield outer lenghth: 290 mm = 11.42 inch |
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