OFR Isolator 244 - 505nm

OFR Globe

HoYAG(1900-2200nm)

Pol. Independent

Alignment Inst.

Body Types

I	II	III
IV	V	VI
VIIa	VIII	IX
X	D

Narrowband Adjustable Isolators (IO-λ-Series)
Catalog Number & Polarizer	Aperture	Select Center λ Between	Use Between *	Trans.	Isolation	Body Type
IO-5C-λ-LP	5.0 mm	350-365 nm	350-365 nm	~ 80%	32-42 dB	IX

IO-5-λ-HP	5.0 mm	244-380 nm	± 15 nm *	~ 80%	32-42 dB	inquire



IO-3C-405-PBS	3.0 mm	405 nm	400-415 nm	82 - 88%	32-42 dB	V
IO-3C-405-PHE	3.0 mm	405 nm	400-415 nm	74 - 77%	30-36 dB	IX

IO-3-λ-LP	3.0 mm	380-415 nm	± 20 nm *	~ 84%	32-42 dB	V
IO-5-λ-LP	5.0 mm	380-415 nm	± 20 nm *	~ 84%	32-42 dB	IX


IO-3-λ-LP	3.0 mm	415-450 nm	± 20 nm *	84 - 91%	32-42 dB	V
IO-5-λ-LP	5.0 mm	415-450 nm	± 20 nm *	84 - 91%	32-42 dB	IX

IO-3-λ-HP	3.0 mm	415-450 nm	± 20 nm *	82 - 89%	32-42 dB	V
IO-5-λ-HP	5.0 mm	415-450 nm	± 20 nm *	82 - 89%	32-42 dB	IX

IO-3-λ-LP	3.0 mm	450-505 nm	± 20 nm *	90 - 91%	36-39 dB	V
IO-5-λ-LP	5.0 mm	450-505 nm	± 20 nm *	90 - 91%	36-39 dB	IX

IO-3-λ-HP	3.0 mm	450-505 nm	± 20 nm *	88 - 89%	35-42 dB	V
IO-5-λ-HP	5.0 mm	450-505 nm	± 20 nm *	88 - 89%	38-42 dB	IX

IO-3-488-VHP	3.0 mm	488 nm	± 1 nm	> 91%	36-42 dB	V
IO-5-488-VHP	5.0 mm	488 nm	± 1 nm	> 91%	36-42 dB	IX
IOT-any of above: Isolation is ~60 dB. Transmittance is squared. * Do not use outside limits in " Select Center λ" column without discussing with OFR. Under development. Discuss with OFR. * Transmittance varies with wavelength. Discuss with OFR. † When used with polarizers with > 32 dB isolation.

Broadband Adjustable Isolators (IO-UVS Series)
Catalog Number	Aperture	Use/tune between	Trans.	Isolation	Body Type
IO-5-UVS-LP	4.7 mm	380-420 nm	75-80%*	33-40 dB	VIII
IO-5-BLG-LP	4.7 mm	420-515 nm	78-90%*	36-40 dB	VIII

IO-5-UVS-HP	4.7 mm	400-420 nm	75-80%*	33-40 dB	VIII
IO-5-BLG-HP	4.7 mm	420-520 nm	76-87%*	36-40 dB	VIII
* Transmittance varies with wavelength. Discuss with OFR

Accessories
To rotate the output polarization form the isolator you can add a 1/2 wave retarder to the output. The Zero-order retrarder is in a slip-on cell that attached to the output polarizer.	RZ-1/2-λ-IO

Types of Polarizers and Power Limits
Model	Type of Polarizer	CW	Pulsed *	Comments
LP	Air-spaced Calcite	100 W/cm²	25 MW/cm²	Broadband
PBS	Polarizing B/S Cube	13 W/cm²	-----	Broadband
HP	Air-spaced Calcite	500 W/cm²	150 MW/cm²	Broadband
VHP	Brewster’s Angle Plate	20 kW/cm²	1 GW/cm²	488, 532, 1053, 1064 only
* Pulsed measurements made at 1064 nm, 20 ns pulse width, 20 Hz.

Isolator Types
IO-λ Series	IO-UVS, etc. Series
Extremely large λ selection Tweakable Best for single λ	Wide operating bands Fixed polarizers Best for tunable lasers

Body Types
Click on the appropriate link for dimensions.

Optics for Research · Ph 973-579-7227 · Fax 973-300-3600 · Email: info@ofr.com