Tate-Jones offers a wide variety of replacement lenses for all of our products. Replacement gaskets are included with each lens purchase, except for the lenses in our Saf-T-Eye products. (Gaskets for Saf-T-Eyes must be ordered separately). The different lens materials and their operating standards are explained below.
In addition to our standard product lenses, Tate-Jones stocks glass of different sizes, materials, and coatings. Please contact us with your request.
Vycor Blue – Designated by a “VB” in the model number. Maximum intermittent operating temperature is 2192°F. Maximum continuous operating temperature is 1652°F (Glass Only)*. A blue-colored heat resisting borosilicate glass.
Quartz Clear – Designated by a “Q” in the model number. Maximum intermittent operating temperature is 2048°F. Maximum continuous operating temperature is 1600°F (Glass Only)*.
Pyrex Clear – (borosilicate glass) Designated by a “P” in the model number. Maximum intermittent operating temperature is 554°F. Maximum continuous operating temperature is 446°F (Glass Only)* . Glass is heat strengthened for safety and is coated with a heat reflecting shield.
Glass Options |
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Type |
Thickness |
Max. Intermittent Temperature |
Max. Continuous Temperature |
Code |
Vycor Blue (limited) | 1/4″ | 2192 °F / 1200 °C | 1652 °F / 900 °C | VB |
Quartz Clear | 1/4″ | 2048 °F / 1120 °C | 1600°F / 871 °C | Q |
Pyrex Clear | 1/4″ | 554°F / 290 °C | 446°F / 230 °C | P |