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L-870
ZOOM LENS
Thank you for purchasing the HOZAN L-870 ZOOM LENS. With proper care
and handling, this fine instrument will provide years of trouble-free operation.
Please read this entire instruction manual carefully before attempting to place
this instrument in service. Please keep this instruction manual available for
reference.
Identification of parts
Dimensions
Specifications
Lens mount
Aperture
Weight
Magnification corresponds to working distance at intervals of 50 mm
Minimum
Maximum
Warning and caution symbols
These symbols are used throughout the instruction manual to alert the user to
potential safety hazards as follows :
Warning ... Notice when incorrect handling could cause the user's
Caution ... Notice when incorrect handling could cause injury to the
Even if the instructions do not have Caution mark, there are some
possibilities for a serious situation. Follow the instructions.
C mount screw
C mount
260 g
150
0.08X
0.8X
death or serious injury.
user or material damage.
INSTRUCTION MANUAL
Setting dot
200
250
0.054X
0.042X
0.54X
0.42X
１ １
Aperture ring
Zoom ring
Focus ring
300
350
0.034X
0.029X
0.34X
0.29X
400
0.025X
0.25X
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Table of Contents
Summary of Contents for HOZAN L-870
- Page 1 INSTRUCTION MANUAL L-870 ZOOM LENS Thank you for purchasing the HOZAN L-870 ZOOM LENS. With proper care and handling, this fine instrument will provide years of trouble-free operation. Please read this entire instruction manual carefully before attempting to place this instrument in service. Please keep this instruction manual available for reference.
- Page 2 Precautions Caution This zoom lens is for HOZAN’s cameras which have C mounts. Do not use for any other purpose. Preparation Using example １ Remove the cap on the lens mount. L-835 Then attach the L-870 to the camera USB camera engaging each C mount.
- Page 3 Operation １ Adjust the working distance, from the structur- al top of the L-870 opposite the object to the object, between 150 to 400mm. The optical magnification varies with working distance. Refer to the magnification table on page 1. Working distance Object ２...
- Page 4 Daily care Lens Blow away any dust with “134a Duster” or “Rubber Blower”. Or wipe away ● gently with a soft cloth or a piece of gauze. Clean away fingerprints or oil stains with a cloth which is lightly soaked in ●...
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