![]() We provide a screen exposure service on our website. HOW TO EXPOSE A SCREEN FOR SCREEN PRINTING We show this method in full in our ‘How to expose a screen’ tutorial video. If it is under exposed, increase your time. We would suggest starting your exposure at 4 minutes and working from there. If you are using our advised emulsion (link at bottom of page) and a metal halide bulb for exposure. We also explain how to use this in detail in our ‘How to expose a screen’ tutorial video. Download this for free on our website, all the instructions are on the acetate and its super simple. There are 2 methods to finding your perfect exposure time. Sunlight does have UV but it is so variable that you can’t determine how strong the light will be day to day and your efforts will be redundant. We do not recommend the sun in any circumstance. These units are usful because they often come with a vacuum bed however the distance from the bulbs to the screen is very shallow so you may get dead zones where light cannot radiate.Įntry level and accessible but you will need to use foam and weights which will get your screen in contact with the positive but not close enough! This is also an inefficient source of energy and may not retain detail. ![]() However they are multi-source emitters of light so they may loose up to 9% of detail immediately compared to the halide bulb.Īccessible as they are generally very cheap but they are not going to hold the extreme detail such as halftones. This produces a single source of rich UV light which results in less undercutting and perfect exposures.Įfficient in output of UV without wasting heat and energy.
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