R25 Ronchi Ruling 50 Lines/mm Pattern images provided for illustrative purposes only
Pattern

R25

Description

Ronchi Ruling 50 Lines/mm

Key features

Transmission Grating 50 Lines per mm

Options
Order code

21B01290

Price

£260.26

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1
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Typically used for testing of resolution, field distortion and parfocal stability, but may be paired to provide interference patterns (fringe patterns) and as light gates.

 

Glass Type and Thickness

B270 1.5mm thick

Dimensions

50mm x 50mm

Method

Vacuum Deposited Chrome on Glass

Pattern

Ruled over 30mm wide central strip

Line Thickness

10µ ± 2µ