TOWER OPTICAL: Precision Optical Flat 4542-0010
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Ships from:
United States
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On FindLight:
since 2015
Description
Precision optical flats are Fused Silica optical components that are used as a reference against which the flatness of an unknown surface can be determined. For less demanding jobs Tower offers them made from BK7 with a flatness specified as λ/4 or better. These optical flats may also be used as windows.
TOWER OPTICAL: Precision Optical Flat 4542-0010
Specifications |
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|---|---|
| Diameter: | 100 mm |
| Thickness: | 20 mm |
| Substrate: | Fused Silica |
| Flatness: | lambda/10 |
| Single Or Dual Surface: | Single |
| Ref. Index: | 1.458 |
| Abbe Number: | 67.7 |
| Exp. Coefficient: | 0.55 Per degree Celsius |
| Surface Quality: | 60-40 scratch-dig |
| Parallelism: | 1 arc min |
Features
Single Sided and Double Sided Optical Flats
* Fused Silica
* Flatness of λ/10 or λ/20
* Single and double sided
* Easy to use
* From 25mm to 200mm
* Precision Ground and Polished
* Low cost BK7 with reduced quality
Frequently Asked Questions
Precision optical flats are used as a reference against which the flatness of an unknown surface can be determined.
Precision optical flats are made from Fused Silica or BK7.
Tower's BK7 optical flats have a flatness specified as λ/4 or better.
Tower offers both single and double sided optical flats.
Tower's precision optical flats range from 25mm to 200mm in diameter and have a thickness tolerance of ±1.5mm.