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This is our current range of Stocked Optical Filters. Please contact us for prices.
| Express Optics Stock Number | Item Description | Number Available |
| EX500 | Heat Filter. Material: KG1 or equilivant. 10.0mm diameter +0-0.1mm. Thickness= 3.0mm +/-0.25mm. Optically polished both sides. Edge fine ground | 2 |
| EX501 | Heat Filter. Material: KG1 or equilivant. 20.0mm diameter +0-0.1mm. Thickness= 3.0mm +/-0.25mm. Optically polished both sides. Edge fine ground | 3 |
| EX502 | Heat Filter. Material: KG1 or equilivant. 30.0mm diameter +0-0.2mm. Thickness=3.0mm +/-0.25mm. Optically polished both sides. Edge fine ground. | 1 |
| EX503 | Heat Filter. Material: KG1 or equilivant. 45.0x45.0mm +0-0.2mm. Thickness=4.20mm +/-0.25mm. Optically polished both sides. Edge fine ground. | 4 |
| EX504 | Heat Filter. Material: KG1 or equilivant. 50.0x50.0mm +0-0.2mm. Thickness=3.0mm +/-0.1mm. Optically polished both sides. Edge fine ground. | 0 |
| EX505 | Calflex 3000. Length=34.0mm +/-0.2mm. Height=11.0mm +/-0.1mm. Thickness=1.0mm +/-0.2mm. High temperature heat filter. | 4 |
| EX506 | Calflex 3000. Length=50.0mm +/-0.2mm. Height=50.0mm +/-0.2mm. Thickness=1.0mm +/-0.2mm. High temperature heat filter. | 7 |
| EX507 | Filter Cyan. Material: C54 Filter. Substrate Materail Borosilicate. 10.0mm diameter +/-0.1mm. Thickness=1.0mm +/-0.2mm | 66 |
| EX508 | Polarising Filter, material mounted between polished windows. 20.0mm diameter +0-0.1mm. Thickness=2.5mm +/-0.2mm. Edge fine ground. Flatness 3λ Parallel 3 mins of Arc. S/D 60/40 | 39 |
If you would like custom filters made up, in whatever quanities please contact us.
Please contact us on 01702 540187 or email info@litetec.co.uk for prices.