Optical Flat BK7 15×25mm λ/4

OFB-1525R03-4

These Optical Flats are precision polished on one side to a high accuracy and surface quality. They are suitable substrates to be coated with an optical thin film, such as a custom-made mirror.
◦ We offer these substrates in a wide variety shapes and sizes, thickness and surface accuracy to allow for selection according to your required specifications.
More Information
Name Optical Flat BK7 15×25mm λ/4
Weight 0.0050kgs
Standard Coatings Available Yes
Guide
  • Substrates precision polished on both sides are also available as optical parallels (OPB, OPSQ, OPSQK).
  • WEB Reference Catalog Code/W3134
  • Pyrex® is a registered trademark of Corning.
Remark -
Attention
  • Planar substrate is not coated on both sides and there is a 3.5 to 4% reflection of the surface.
  • When used in transmission (back surface is polished) the planar substrate, there is a possibility that the transmitted beam is slightly deviated. The appropriate substrate for use in transmission is the parallel planar substrate (OPB, OPSQ, OPSQK).
  • WEB Reference Catalog Code/W3134
  • No surface accuracy guarantee data is provided with the product. If you need the sheet containing the surface accuracy guarantee data, an additional cost for creating the data is required. Please contact our Sales Division with your request.
A x B 15mm x 25mm
Material BK7
Rear Surface Ground
Material BK7
Parallelism <3′
Outer dimension A×B 15×25mm
Thickness t 3mm
Surface Flatness λ/4
Surface Quality (Scratch-Dig) 10−5
Rear surface Ground
In stock
SKU
OFB-1525R03-4
£29.70

Delivery in : 2 weeks

These Optical Flats are precision polished on one side to a high accuracy and surface quality. They are suitable substrates to be coated with an optical thin film, such as a custom-made mirror.

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