A. Option lens H LENS 0.8-1.0, 2.8-4.5 or 4.5-8.7
A.3 Check after mounting the lens
Overview
After replacing the lens, be sure to check the following for ensuring safety.
• Check that the connector for the z oom/focus motor is locked securely.
• Check that no lead wires are caught in mechanical parts.
Cautions after mounting
• Do not transport the p rojector with the option lens mounted. The projector may be damaged.
• With the option lens mounted, the brightness, resolution, and color uniformity in the projected ima ge m ay
differ from those with
the standard lens.
• With the option lens m ounted, the adjus table angle in the keystone adjustment differs from that with the standard lens.
• In the keystone adjustment with the option lens m ounted , the proper aspect ratio may not be obtained.
• Projected imag es may become distorted, hav e decreased resolution, or have shadows at their corners if they are positioned
close to the top ( or bottom in the case of a ceiling-mount projector) or right or left edge of the effective projection area shown
on the right.
• For details about ZOO M/FOC US adjustment and LENS SHIFT LO CK, se e User Manual of the projector.
Be careful not to caught in the opening in the lens w hile the lens is moving.
A.4 Cleaning of the lens
Overview
Remove dust or dirt using the commer cially available lens care produc ts (such as cleaning paper or cloth for lens and blower brush).
• Since the lens surface is s ensitive, do not scrub it with a solid object or t ap on it.
• Do not wipe the lens with lens cleaner or solvent c ontaining alcohol. Doing so may c ause wipe m arks or peel off the lens coating
and the focus performance m ay be affected.
• Make sure to clean the lens after the lamp is turned off a nd the lens is c ooled su
fficiently.
A.5 Specifications H LENS 0.8-1.0
General
FNo. : F24
Focal distance : f=11.4-14.2 mm
Zoom/focus : electrical drive
H0
H0
W1
H1
H2
H
L
W1
W
L
W1
H1 H2
H
L
W1
W
L
C
C
A
A
III
Image A-5
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