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Cutting and engraving wellLesson 14 of 19

Photo engrave

Get a photo onto a part as something the laser can actually burn.

1

Start with the photo you want on the part.

2

The shades become dots: sparse where the photo is light, dense where it is dark.

3

The laser sweeps the dots row by row and the picture appears in the material.

Every setting

11

What each number in the dialog means, and where it starts.

Which photo

Which photo. 0 is the first one you dropped on the canvas.

Starts at 0 · 0 or more
Dot pattern

Dot pattern style

One of: Hard threshold, Ordered, Floyd-Steinberg, Atkinson, Stucki, Photo (JJN), Vary the power
Detail

Detail, in dots per inch (250 is 0.1 mm between lines)

Starts at 250 · 50 to 5000
Grey steps

How many power levels. More is smoother and a bigger file.

Starts at 12 · 2 to 64 · Shown only when it applies
Lightest mark

Power for the palest part, as a share of the layer's own.

Starts at 0 · 0 to 99 · Shown only when it applies
Brightness cut-off

Brightness cut-off between burn and skip (0 to 255)

Starts at 128 · 0 to 255 · Shown only when it applies
Layer

Layer to put the engrave on

Starts at 1 · 0 or more
Gamma

Before dithering. Under 1 opens up midtones, over 1 darkens them.

Starts at 0.5 · 0.1 to 2
Enhance photo

Levels and sharpening before dithering, for flat photos.

Starts off
Subject only

Engrave the main subject only. Background stays blank.

Starts off
Sweep direction One of: Rows, Columns, Automatic

What it is

Converts an imported photo to laser engrave scan lines using image dithering.

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19 lessons