Vixen MINI PORTA Instruction Manual Download Page 7

Visual Observation with the ED80Sf or ED100Sf

Visual Observation with the VMC95L or VMC110L

Visual Observation with the A70Lf, A80Mf or R130Sf 

Attach the dovetail mounted 
scope into the dovetail moun
-ting block of the PORTA 

II

 / 

MINI PORTA mount, tighten 
the dovetail lock knob onto the 
dovetail tube plate centering 
notch until snug.

Make sure that the dovetail tube plate is flat against 
the dovetail mounting block.  Tightening the dovetail 
lock knob with a gap between there parts may 
result in the telescope unexpectedly falling off.

Optical tube assemblies are seriously damaged if 
dropped.  Tighten the dovetail lock knob securely.
The safety screw should also be screwed in 
completely. 

 Preparation

Preparation / 

Assembling the T

elescope

Assembling the Telescope

Mounting the Optical Tube

Attaching the Eyepiece

WARNING !

WARNING !

Dovetail Lock 

knob

Dovetail Lock 

knob

Dovetail Lock knob

Dovetail Lock knob

Dovetail Mounting

Block

Dovetail Mounting

Block

Safety Screw

Safety Screw

Leave No Gap!

Leave No Gap!

(For other PORTA 

II

 / MINI PORTA telescopes, refer to instruction manuals supplied with them.) 

Focus Knob

Eyepiece Adapter 

42mm to 31.7mm 

(Supplied)

Eyepiece Adapter 

42mm to 31.7mm 

(Supplied)

Eyepiece 31.7mm 

Eyepiece

31.7mm

Eyepiece

31.7mm

Eyepiece

31.7mm

Eyepiece

50.8mm

Eyepiece

31.7mm

Eyepiece 31.7mm 

A80Mf

OTA

A70Lf

OTA

R130Sf

OTA

Erecting Prism

 Diagonal 31.7mm

(Supplied only with

 A70Lf and A80Mf)

Erecting Prism

 Diagonal 50.8mm

Next, tighten the small chrome 

safety screw onto the adapter 

until snug.

Focus Knob

Focus Knob

50.8mm sleeve

Focus Knob

Focus Knob

Flip Mirror

7

Summary of Contents for MINI PORTA

Page 1: ...Instruction Manual for Vixen PORTA MINI PORTA Altazimuth Mount Telescopes...

Page 2: ...d in daytime It may cause a fire by sunlight passing through the objective lens or mirror of the optical tube or finder scope Do not use the product while transporting or walking where injuries could...

Page 3: ...ith the XY Red Dot Finder Using an Optional SXG Half Pillar For PORTA II Only 1 2 3 Page 6 Page 6 Page 7 Page 7 Page 8 Page 8 Page 8 Page 9 Page10 Basic Operation Page13 Adjustments Page10 Page10 Page...

Page 4: ...ch for attaching the dovetail block Smaller Allen Wrench for adjusting tension of altitude azimuth motion Allen Wrench for attaching the dovetail block Smaller Allen Wrench for adjusting tension of al...

Page 5: ...cm in length 5 7 Kgs 12 5 lb MINI PORTA Altazimuth Mount About 3 5 Kgs 7 7 lb Adjustable from 70cm to 130cm in length 2 8 Kgs 6 17 lb The PORTA II MINI PORTA altazimuth mount features simple altitude...

Page 6: ...ion handle over the worm shaft Place the accessory tray over the tripod leg spreader and position it so the screw bolt on the tripod leg spreader fits the matching hole at the center of the accessory...

Page 7: ...Preparation Preparation Assembling the Telescope Assembling the Telescope Mounting the Optical Tube Attaching the Eyepiece WARNING WARNING Dovetail Lock knob Dovetail Lock knob Dovetail Lock knob Dov...

Page 8: ...tube is underneath the stud Tighten the two adjust ment screws so that the finder scope is aligned as shown in the figure Loosen the finder bracket lock screw on the tele scope Attach the finder brack...

Page 9: ...p chart below as for the installation of other optional tripods available for the PORTA II Loosen the lock knob underneath the tripod head of the PORTA II and take the mount body off Make sure to hold...

Page 10: ...use of unbalance shift it to the center of balance With the optical tube in the horizontal position hold the optical tube and loosen slightly the tube ring lock knobs so the optical tube can slide Gra...

Page 11: ...se a conspicuous target in the distance and place the target in the center of a field of view of the telescope In the illustration a distant Vixen tower is brought into the center of the field of view...

Page 12: ...not be seen as a tight point image or blurred if you have weak eyesight Adjust the dot finder by turning the adjustment knobs on the side of the dot finder so that the red dot aims at the same target...

Page 13: ...ace the altitude handle in a desired position as shown in the figure right Match the dovetail block with an outer pair of thre aded holes on the altitude axis plate Attach the dovetail block with the...

Page 14: ...the optical tube Locate the four Allen head screws holding the base of the altitude unit on the azimuth axis Grasp the arm of the altitude unit and back out the screws with the Allen wrench Attach th...

Page 15: ...f view again With the finder scope aligned and the eyepiece attached you are ready to use the PORTA II MINI PORTA telescope for your celestial observation in the night sky Let s begin by observing a b...

Page 16: ...60ki 3 8199 2S 60 0 Miz K M 5 17 3 H igash itokorozawa Tokorozawa Saitama359 0021 Japan P h o n e 81 4 2944 4141 International F a x 81 4 2944 9722 International http www vixen co j p...

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