Vixen MINI PORTA Instruction Manual Download Page 5

VMC95L

Precision Spherical

Mirror

95mm

1050mm

f / 11

184x

1.22”

11.7

-

42mm

31.7mm

355mm
106mm

1.9 Kgs

Dot Finder

NPL20(53x)
NPL6(175x)

-
-
-

ED80Sf

Apochromatic

Lens

80mm

600mm

f / 7.5

131x

1.45”

11.3

64mm

60mm,  42mm 

50.8mm, 31.7mm

570mm
100mm

3.4 Kgs

9x50mm

-
-

-

ED100Sf

Apochromatic

Lens

100mm
900mm

f / 9.0

204x

1.16”

11.8

64mm

60mm,  42mm 

50.8mm, 31.7mm

880mm
100mm

3.7 Kgs

9x50mm

-
-

-

R130Sf

Parabolic

Mirror

130mm
650mm

f / 5.0

345x

0.89”

12.3

40mm
42mm

31.7mm

572mm
160mm

4.0 Kgs

6x30mm

PL20 (33x)

PL6.3 (103x)

-
-

Specifications  

Optical Tubes 

(Your optical tube may differ.)

Mount 

Altitude (Vertical) Motion
Azimuth (Horizontal) Motion
Optical Tube Attachment
Max. Loading Weight
Tripod 
Adjustable Length 
Total Weight (Inc. Tripod)

PORTA 

II

 Altazimuth Mount

Whole-circle Fine Motion and Quick Slewing Motion
Whole-circle Fine Motion and Quick Slewing Motion
Dovetail Tube Plate Attachment System with Safety Screw
About 5 Kgs.(11 lb)
Two-section Aluminum Legs with Accessory Tray
Adjustable from 90cm to 130cm 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 (vertical) and azimuth (horizontal) motion controls 

designed to easily point a telescope tube to the object you want to view.

Model

Objective Design

Effective Aperture
Focal Length
Focal Ratio
Light Gathering Power
Resolving Power
Limiting Magnitude
Drawtube Diameter
Threads on Focusing Tube
Eyepiece Push-fit
Optical Tube Length
Optical Tube Diameter
Optical Tube Weight
Finder Scope
Eyepiece (Lower Power)
Eyepiece (Higher Power)
Flip Mirror
Diagonal Prism
Tube Rings
Dovetail Tube Plate System

VMC110L

Precision Spherical

Mirror

110mm

1035mm

f / 9.4

247x

1.05”

12.0

-

42mm

31.7mm

360mm
119mm

2.1 Kgs

Dot Finder

NPL20(52x)
NPL6(172x)

-
-
-

A70Lf

Achromatic

Lens

70mm

900mm
f / 12.9

100x

1.66”

11.0

40mm
42mm

31.7mm

865mm

76mm

1.9 Kgs

6x24mm

PL20 (45x)

PL6.3 (143x)

-

A80Mf

Achromatic

Lens

80mm

910mm
f / 11.4

131x

1.45”

11.3

44.5mm

42mm

31.7mm

860mm

90mm

2.5 Kgs

6x30mm

PL20 (46x)

PL6.3 (144x)

-

Before Use

Before Use

= Supplied

Note : The above specifications are subject to change without notice.

5

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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