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EQUATORIAL HEAD
* All machined stainless steel and aluminum, black anodized.
* Shafts, 1.968" diameter stainless steel tubing, .250" wall thickness.
* Worm gears, 6.750" diameter, 270 tooth, 7075 aluminum - special coated.
* Worms, heat treated and ground stainless steel.
* Single piece worm housing construction, double ended, ball bearing supported with adjustable preload.
* Tracking: +/- 5 arc sec. or better.
* Low temperature operation: 0 F
* 5.062" diameter needle thrust bearings.
* 3.500" diameter sealed ball bearings.
* 3.100" diameter sealed ball bearings for worm gear.
* Fully locking, unique tangent arm design altitude adjustment, 12-70 degrees, large knob for easy alignment.
* Laser engraved latitude scale in 2 degree increments.
* Single knob azimuth control, bi-directional +/- 10 degrees, X/Y axis leveling bubbles.
* Variable slip clutch, 6.0" diameter both axes, one knob design.
* Full 360 degree rotation in both R.A. and DEC.
* Fully enclosed R.A. and DEC. worm and worm gear.
* Photographic instrument weight capacity 100 lbs.
* Equatorial Head weight 75 lbs. Breaks down into R.A. 37.5 lbs. & DEC. 37.5 lbs.
* Removable counterweight shaft with safety stop, 1.25" diameter.
* Includes two 21 lb weights.
* Split dovetail saddle plate design, 1.00" X 6.00" X 8.00"
* Dovetail plate drops in and locks allowing for interchanging of any tube assembly - reduces the need for DEC. weights.
* Accepts all "D" series dovetail plates.
* 7 lb and 11 lb extra counterweights available
* Off axis polar scope, works in Northern and Southern hemisphere. (Polar scope optional.)
TRIPOD - SOLD SEPARATELY
* All machined aluminum, black anodized.
* Semi-pier tripod design
* Adjustable height, 40"- 62"
* Removable legs with clamps.
* Tripod weight 66 lbs.
* 7.00" diameter pier - 3.50" diameter legs. |
