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FRL-50S-15P
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The lens of short focal length, which is thicker, has been made to a step structure and to a thin plate shape with the characteristics of the lens. It can be used as a substitute for the lens for a loupe and LED light.

◦Since it is processed directly on the acrylic plate of 2mm thickness, it is difficult to be deformed and the performance is stable.
◦There are four focal lengths offered from 5mm to 20mm.
◦Compared with the lens of the same focal length, it is lighter and lens will not protrude from the edge of holder.

Guide

▶This product is available with different focal lengths and sizes that are not listed on-line or in our catalog. Please contact our Sales Division with your requests.

Attention

▶There is a direction to the Fresnel lens. Surface that is processed is equivalent to convex.
▶When used in laser, since diffracted light is generated in the step structure, some of the light will also leaked around the focused spot .
▶Characteristics as the lens is obtained in the range of φ50mm, but it is not guaranteed the accuracy of the focal length out of the scope of the clear aperture.
▶When rubbing strongly the processed surface of the Fresnel lens, performance may be degraded. Please do not touch directly the surface.
▶When exposed to high temperature of 80°C or more, it may be deformed and performance can be severely degraded.
▶Please do not use organic solvents such as acetone and chloroform which will dissolved and damage the step structure.
▶At the time of delivery, it is delivered with a protection sheet affixed to the surface. Please remove this protective sheet before using.

Outline Drawing

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Schematic

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Products

Part Number

JP Yen

Stock

Qty

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FRL-50S-15P

RoHS  

¥5,100

CONTACT
US
Common Specifications
MaterialCLAREX (acrylic resin)
CLAREX is the registered trademark of Nitto Jushi Kogyo Co., Ltd.
TypeOthers
Refractive index nd 1.49
Focal length tolerance±10% (at Clear aperture)
Specifications

Material

CLAREX (acrylic resin)

Focal length f

15mm

Prism Pitch

0.05mm

Clear aperture

φ30mm

Documents/Downloads

Part Number

Catalog PDF

dxf

STP

IGS

SAT

Zemax

FRL-50S-15P

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