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Manual and DC Iris

Vari-Focal Lenses

High-Quality Optics

1/3-inch and 1/2-inch
formats

Reliable, Robust
Construction

Choice of Focal Length
Options

Compact Design

Manual and DC iris
Versions

Manual Focus and 
Zoom Control

Vari-focal lenses are the most versatile
and practical lenses to use when the
job calls for optimization of angular
field on site. Surveillance effects are
maximized since any desired angle of
field can be obtained. There is no
need to carry several different focal
length lenses for an installation job.
Installation can be more efficient
because the installer can find the
desired angles of field without moving
the camera set-up. Once installed,
even if the field of view requirements
change, the system can still be used
simply by altering the focal length
setting of the lens.

This lens series are compact, rugged,
1/3-inch and 1/2-inch image format
manual and DC iris varifocal lenses.
Their high sensitivity and reliability
provide optimal performance in all
environments.

These lenses are provided with a
standard CS mount for use with a
wide variety of cameras. The
connection for the DC iris control are
is a 4-pin standard plug that fits
directly into the cameras iris output.

Impressive optical quality is a result of
combined high standards for
resolution, contrast reproduction and
lens coating.

The mechanical construction has been
designed to withstand the frequent
control operations of the iris, zoom,
and focus operations.

For a cost effective lens that provides
the high quality and reliability needed
to enhance camera images, these
lenses are the ideal solution.

Philips
Communication,
Security & Imaging

Summary of Contents for LTC 3261/30

Page 1: ...he system can still be used simply by altering the focal length setting of the lens This lens series are compact rugged 1 3 inch and 1 2 inch image format manual and DC iris varifocal lenses Their high sensitivity and reliability provide optimal performance in all environments These lenses are provided with a standard CS mount for use with a wide variety of cameras The connection for the DC iris c...

Page 2: ...o infinity 0 35m 1 1ft to infinity Back focus distance 8 66 mm 3 4 in in air 8 66 mm 3 44 in in air 7 54 mm 3 0 in in air 7 79 mm 3 1 in in air Weight 83 g 0 18 lb 48 g 0 1 lb 59 g 0 13 lb 55 g 0 12 lb Lens mount CS CS CS CS Angle of view Wide HxV 69 2 71 4 X 54 8 96 9 X 72 5 79 8 X 58 8 Tele HxV 34 0 33 0 X 25 2 46 7 X 35 1 35 4 X 26 6 Iris control Manual Manual 4 pin DC control 4 pin DC control ...

Page 3: ...1 77 in 2 52 in Features LTC 326x Series Features LTC 336x Series 34 mm 47 mm 1 85 in 1 34 in 46 3 mm 47 mm 1 85 in 1 82 in 40 mm 1 57 in Dimensions LTC 3261 30 Dimensions LTC 3264 30 Features LTC 337x Series T W O C N oo 59 2 mm 2 33 in 41 mm 1 61 in 41 mm 1 61 in 33 2 mm 1 3 in 25 mm 0 98 in T W O C N oo 59 2 mm 2 33 in 41 mm 1 61 in Dimensions LTC 3371 20 Dimensions LTC 3374 20 ...

Page 4: ...y Imaging Inc All Rights Reserved Philips is a registered trademark of Philips Electronics N V Data subject to change without notice 4 pin Connector Front view 1 2 3 4 Passive iris 4 pin Pin1 Damping coil Pin 2 Damping coil Pin 3 Driving coil open Pin 4 Driving coil Features Connector ...

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