TOWER OPTICAL: Precision Optical Flat 4542-0007
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How to order?
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Ships from:
United States
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Sold by:
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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 4542-0007
Specifications |
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|---|---|
| Diameter: | 50 mm |
| Thickness: | 15 mm |
| Substrate: | BK7 |
| Flatness: | lambda/4 |
| Single Or Dual Surface: | Dual |
| Ref. Index: | 1.517 |
| Abbe Number: | 64.07 |
| Exp. Coefficient: | 7.1 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's precision optical flats are available in sizes ranging from 25mm to 200mm.
Yes, Tower offers carrying cases for their precision optical flats. Customers can order CASE-S for up to 100mm for $20, and CASE-L for 150 & 200mm for $50.