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Screen Printing Basics with Color Line Pastes

In our two-part lesson Screen Printing with Enamels, we covered how to print on glass using powdered enamels added to a liquid medium. While this is a very effective and accessible process, using powdered enamels requires local ventila…

What are "striking" glass colors?

  Some Bullseye glasses appear pale or colorless in the cold sheet form but “strike” or mature to a much different color when fired. Striking colors can vary depending on temperature atmosphere and heat history. Producing strikers read more

Artists at Work: Dustin Sherron

Color Line Paints make it easy to create imagery on glass just as you would on canvas. These lead-free enamels are ready to use directly out of the container and can be mixed to create additional hues.In this lesson, artist Dustin Sher…

Laser-Printed Sepia Decals

In this project-based lesson, we will take a photograph and make it into a laser-printed decal. Then we'll fire the decal onto glass to make a fused and slumped plate.This process works with laser printers because the toner they use co…

Petrified Wood Bowl

In this project-based lesson, we'll work with a streaky sheet glass style called Petrified Wood. We'll cover some of the basic characteristics of this style, which contains a unique combination of reactive glasses that develop with hea…

Basic Elements of Design

The Elements of Design are the basic components that make up an artwork. They are line, shape, texture, form and color. In this lesson, we'll define each of these elements and discuss ways you can incorporate them in kiln-glass project…

Artists at Work: Narcissus Quagliata

In the summer of 2015, artist Narcissus Quagliata came to Bullseye's Research and Education studio in Portland, Oregon, to create a new work of art in fused glass.Although universally considered a master of this medium, he stated that …

Boiled Glass

Boiling liquid is the action of bringing a liquid to the temperature at which it bubbles and turns to vapor. Boiling glass is the action of bringing layers of sheet glass and crushed glass frit to extremely high process temperatures wh…

Working with Rolled Edges

Every handmade sheet of glass produced at Bullseye starts off the same way: as blob of molten glass passing through a set of rollers. Sheet glass emerges from this process with irregular, rounded edges, often referred to as “roll…

Is Bullseye glass COE 90?

Unfortunately the answer to this question is not simple.  The intent of most glass fusers who ask this question is to find out if Bullseye glass is compatible with glass made by another manufacturer. But COE ("coeffecient of expansion") read more

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TipSheet 4: Designing Your Own Art Glass

Overview Working with a palette of glass frits' powders and stringers' you can create sheets of art glass with special effects to use in stained glass or fusing projects. These sheets can include the classic elements…

TipSheet 5: Bullseye Box Casting

Overview This TipSheet describes how to create a reverse-relief cast glass object with the optical clarity of a furnace casting' using plaster/silica design elements in an open-faced mold assembled from vermiculite board and…

TipSheet 1: Kilncarving

Overview “Kilncarving” is a term coined at Bullseye to describe a simple kilnforming process that achieves a bas relief' textured' or sculpted look in glass. The process involves cutting a pattern or design in…

TipSheet 8: Basic Lost Wax Kilncasting

Overview Lost wax kilncasting is a versatile method for making glass pieces in almost any form imaginable. The process involves creating a refractory mold around a wax model. The wax is then removed—or…

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Screen Printing Basics with Color Line Pastes

In our two-part lesson Screen Printing with Enamels, we covered how to print on glass using powdered enamels added to a liquid medium. While this is a very effective and accessible process, using powdered enamels requires local ventila…

Artists at Work: Dustin Sherron

Color Line Paints make it easy to create imagery on glass just as you would on canvas. These lead-free enamels are ready to use directly out of the container and can be mixed to create additional hues.In this lesson, artist Dustin Sher…

Laser-Printed Sepia Decals

In this project-based lesson, we will take a photograph and make it into a laser-printed decal. Then we'll fire the decal onto glass to make a fused and slumped plate.This process works with laser printers because the toner they use co…

Petrified Wood Bowl

In this project-based lesson, we'll work with a streaky sheet glass style called Petrified Wood. We'll cover some of the basic characteristics of this style, which contains a unique combination of reactive glasses that develop with hea…

Artists at Work: Narcissus Quagliata

In the summer of 2015, artist Narcissus Quagliata came to Bullseye's Research and Education studio in Portland, Oregon, to create a new work of art in fused glass.Although universally considered a master of this medium, he stated that …

Boiled Glass

Boiling liquid is the action of bringing a liquid to the temperature at which it bubbles and turns to vapor. Boiling glass is the action of bringing layers of sheet glass and crushed glass frit to extremely high process temperatures wh…

Working with Rolled Edges

Every handmade sheet of glass produced at Bullseye starts off the same way: as blob of molten glass passing through a set of rollers. Sheet glass emerges from this process with irregular, rounded edges, often referred to as “roll…

Tips for Tack Fusing

Tack fusing is an effective method for creating textured works in kilnformed glass.In tack fusing, glass is fired within a range that creates enough heatwork for the material to fuse while maintaining the desired amount of form and tex…

Considerations for Multiple Firings

There are many reasons you might need to fire a project multiple times to achieve a desired result. Some of the most common include:• Fusing and slumping in two separate firings• Firing components that will later be incorpora…

Kilncarved Billet

Creating a low-relief glass sculpture often requires a complex plaster-silica mold-making process. Kilncarving is a simple casting process that uses ceramic fiber paper and the right amount of heat to achieve similar results.In our Kil…

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New to using Bullseye Glass?

 "Your choice of glass is probably the most important decision you will make as a kilnformer." -Artist Steve Immerman on why he exclusively uses Bullseye. Bullseye glass is developed by artists, for artists. We've got…

Is it safe to fire Bullseye Glass in a kiln?

Yes. At cold temperatures and typical firing temperatures, the colorants are encapsulated in the glass and the glass does not emit odors or toxics into the air. However, ventilation is recommended to dissipate odors from shelf…

What is The Rule of Halves?

This rule is important to know for successful glass cutting. A score is more likely to run properly when there are equal amounts of glass on either side of it. This is particularly important for cutting strips of…

Why should I choose Bullseye glass over other glasses?

When you buy Bullseye glass, you're investing in top-quality materials and technical resources: Our standards for testing and quality are the highest in the industry and our products are unsurpassed for consistency and…

How do I know which Bullseye clear glass to use?

Tekta is Bullseye's signature style of clear glass. Bullseye manufactures two styles of its Tekta glass: Tekta Clear and Tekta Crystal Clear. Tekta Crystal Clear is recommended for crystal clarity, especially in thicker works.…

Can I get samples of your glass?

Yes. Our popular sample sets for sheet glass, billets, and rods are great resources for any studio. Note that these samples are for color reference only. They are not intended for reheating and may not be fusible.

Is there bubble-free glass?

Bubbles are found in all handcrafted glasses. They contribute to the art and beauty of finished glasswork. You can learn to minimize bubble formation or to create bubble patterns and effects by reading TechNotes 5: Volume &…

What are Special Production glasses?

Occasionally we produce limited runs of top grade glass styles that are not included in our regular product line. We refer to these as “Special Production” sheets. Special Production sheets may be one-of-a-kind or available in…

What are Curious glasses?

The grading system for our handmade glass demands that each sheet match a target color and have a uniform appearance to receive first-quality grade. Glass that is not quite the target color or that has some other…

Is all Bullseye glass recommended for fusing?

No, but all of our glass goes through a rigorous quality assessment and assigned a grade. Our top-quality sheet glass comes in two grades: Fusible and Standard (non-fusible). Fusible glass is coded as “F” and Standard or…

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