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Penta Prisms > BK7 Beamsplitter Penta Prism

Introduction

By adding a wedge and with partial reflective coating on surfaces S1 Penta Prism can be used as beamsplitter. Transmission/reflection (T/R) ratio of 20/80 50/50 or others for Beamsplitter Penta Prism is available upon request.
 
 

Standard Specifications

  
 

Items

Specification

Material

BK7 Grade A or equivalent Optical Glass

Dimension Tolerance

± 0.20 mm

Surface Quality

scratch and dig 60-40

90° Deviation Tolerance

10 arc seconds

180° Deviation Tolerance

10 arc seconds

Flatness

λ/4 at 632.8 nm

Reflectivity

R > 95% per face from 400 to 700 nm

Beamsplitter Ratio T/R

@630-680nm, T/R:20/80±5

Notes:

1. Material, besides BK7, any other materials are available.

2. Deviation tolerance such as 1’, 30”, 10” is available.

3. Please show us the size and the coating specification 		 
   

90° deviation Tolerance: 1 min.

A×h (mm)

Part NO.

90° deviation

7×5

PPA2101

1 min.

7×6

PPA2102

1 min.

10×10

PPA2103

1 min.

15×15

PPA2104

1 min.

20×20

PPA2105

1 min.

90° deviation Tolerance: 30 sec.

A×h (mm)

Part NO.

90° deviation

7×5

PPA2201

30 sec.

7×6

PPA2202

30 sec.

10×10

PPA2203

30 sec.

15×15

PPA2204

30 sec.

20×20

PPA2205

30 sec.

90° deviation Tolerance: 10 sec.

A×h (mm)

Part NO.

90° deviation

7×5

PPA2301

10 sec.

7×6

PPA2302

10 sec.

10×10

PPA2303

10 sec.

15×15

PPA2304

10 sec.

20×20

PPA2305

10 sec.

 

  

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