Exposure Lamp Screen Printing

Since traditional high uv light sources metal halide and mercury vapor lamps for home made exposure units are becoming harder to find we have found some led lights sources that are affordable safe to use and will work effectively for exposing screens.

Exposure lamp screen printing.

Source a light fixture to power bulb. Get it as soon as tue sep 22. Multi point metal halide uv screen exposure lamps excel on all emulsions. Direct capillary and indirect multi spectrum metal halide uv screen exposure lamp is easy to access and change point light source provides maximum collimation and optimum coverage to hold fine lines and dots during screen exposure.

Fluorescent and halogen lights are low in uv light. They allow crisp high quality and professional looking exposures in a lightweight and budget friendly package. At ryonet we carry full lines of quality exposure units for both big and small screen printing projects. Expose the screen for the amount of time you came up with in step 3 again.

Types of exposure lamps as previously explained the ideal light for screen exposures is one that is rich in ultra violet uv light. This is why most low cost exposure units have them as a light source. Move the paper to expose more of the image each time. Take construction paper and do 4 5 different exposures.

3 7 out of 5 stars 57. The cheap way to do a test wedge. At american screen printing association we get lots of inquiries about using led light from people who are building their own exposure units. Our exposure units are made in the us with high quality aluminum and thick foam.

In a light safe environment center bulb directly above the middle of the screen at a height of 12 15 inches. Woods 0165 brooder lamp with bulb guard 10 5 inch reflector and 6 foot cord 250 watt 18 2 sjtw 0. Thick stencils are very difficult. Tape the calculator to screen and cover all but the first row with thick opaque paper.

The higher your bulb is the longer your exposure time and the more coverage to the screen. Expose the screen for the amount of time you came up with in step 3. At the end you will have 4 5 different exposure times. Long exposures even with the fastest emulsions.

Move the thick opaque paper down to where it is covering all but the first 2 rows. 1 16 of 436 results for screen printing lamp speedball diazo light kit. They undercut details with long exposures. 15watt florescent uv tube exposure system very different bulb than the poster lamps beginner small hand shop ok for plastisol.

But they are low cost to purchase and readily available. The benefit of this test is you only have to expose once and the strip lets different levels of light hit the screen. 10 19 minutes for full exposure.