Type 1 Barn Door Tracker

No arduino no stepper motors no gears just a simple motor turning a threaded rod this barn door tracker rotates your camera at the exact same rate as the rotation of our planet a requirement for taking long exposure photos. That means we want to spin our barn door tracker at a rate of 360 degrees every 24 hours which comes out to be 0 25 degrees per minute. A camera is mounted on the top board usually with some sort of ball joint to allow the camera to be pointed in any direction.

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For a type 1 and type 4 drive b is measured from the camera platform hinge point to the sliding contact point.

Type 1 barn door tracker.

Homacer brushed nickel sliding barn door hardware single track bypass kit for four doors 8ft long flat track classic design roller for interior exterior use 2 flat 2 bent roller set 4 3 out of 5 stars 27. For a type 2 and type 3 drive b is measured from the drive arm hinge point to the sliding contact point. Here are images for my barn door mount. Shoot stars planets and other nebulae with a camera that is.

The hinge you measure from depends on the drive geometry since this distance must not vary as the arms close. Cut your two blocks of wood pieces into 13 x 4 pieces. In stock and ready to ship. An isosceles type barn door tracking mount tracks well for about 20 minutes if the polar alignment is good.

00 0 35 oz get it as soon as mon sep 14. A simple single arm barn door tracker can be made by attaching two pieces of wood together with a hinge. You can however make a 6 wide board and use a 4 hinge but you may give up some stability. Assembly setting up your door tracker.

All you need is something that looks like the wood in my pictures and two lengths of it. Using a 1 4 20 screw the distance from the hinge pivot point to the center of the screw is 11 42 inches. 3 5 door hinge 3 1 x 3 8 hex bolt 1 1 x 1 4 20tpi carriage bolt 2 2 x 1 4 nut 0 10 1 x 1 4 x20 t nut 0 48 gorilla glue 7 2 x 13 1x6 lumber no source here as i just bought scrap wood. Choose from our selection of barn door tracks including roller track roller track sets and more.

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