Pentax AL-M2S, AL-M2C User Manual

Specifications and Main Features

  • Model: AL-M2 Series (AL-M2, AL-M2C, AL-M2S)
  • Type of Telescope: Dual Folding, Internal Anallactic Optics, and Image Erecting
  • Magnification Ability: 32x
  • Objective Aperture: 45mm
  • Resolving Power: 2.5”
  • Field of View: 2.3 (2.3 m at 100 m, or 2.3 feet at 100 feet) or 1°20’
  • Minimum Distance Able to be Observed: 0.8m
  • Stadia Ratio: 1:100
  • Stadia Constant: 0
  • Automatic Compensator Range: +12’
  • Setting Accuracy: +0.3”
  • Standard Deviation: +1.0 mm (1 km double run leveling)
  • Circular Level: - Sensitivity: 8’/2mm
  • Horizontal Circle (including AL-M2C and AL-M2S):
  • Diameter: 100mm for AL-M2C and 88mm for AL-M2S
  • Graduation: Vor1G 10’ or 10C
  • Reading Method: Index
  • Least Reading: 10’ or 10C
  • Estimation Reading: 0.1° of 0.1G
  • For tripod use: Attaching Screw: 5/8” с 11 x thread with 5 Serrations
  • Size and weight characteristics:
  • Length: 254 mm
  • Width: 140 mm
  • Height: 137mm
  • Total Weight: 2.1 Kg or 4.6 lbs AL-M2, 2.3 Kgs or 5.0 lbs for AL-M2C, AL-M2S
  • Case dimensions: 350 of L x 210 W x 200 H in mm with weight of 2.5 Kgs or 5.5 lbs
  • Tripod: TS-3 with length between 1 to 1.7m and Weight +4.5 Kgs, 9.9 lbs

Frequently Asked Questions

Q : AL – M2 automatic level, how much is its magnification in levels?

A: The amount is 32x.

Q: What is the shortest distance the target can focus on?

A: The target can focus on the distance as low as 0.8m.

Q: Is it possible to utilize the equipment regardless of the weather?

A: The equipment can be used in raining weather as it is ensured to be dust and water resistant.

Q: How much effective is the circular level?

A: The circular level is quite effective as its sensitivity is noted to be 8’/2mm.

Q: What’s the proper way to transport the equipment?

A: When sending the device, always ensure it is well protected with padding, when putting in a car, it can be moved without extra padding but make sure it’s secured.

Q: Does AL-M2 have any additional accessories?

A: Users can replace the micrometers with a flat plate, replace the head with a diagonal eyepiece which gives different types of the lenses for use.

Q: What type of batteries do the electric illuminators use?

A: The dry batteries can include SUM-3 or 1.5V and typically use 2 of them.

Q: How long should the devise be left before reusing?

A: The device should ideally be checked once in 1 year but more preferably after long periods of no usage.

Q: What should I do if I find water in my lens?

A: You should contact your dealer and don’t attempt to open the equipment you’ve purchased.

Q: How do you correctly attach a level on a telescope?

A: The device has leveling screws attached, adjusting those allow you to center the bubble.

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User Manual

Pentax AL-M2S, AL-M2C User Manual
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