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iOptron HEM15 Strain Wave Mount Head with iPolar

iOptron

iOptron HEM15 Strain Wave Mount Head with iPolar is a strain-wave GoTo mount for guided astrophotography rigs.

mount midrange
iOptron HEM15 Strain Wave Mount Head with iPolar

Best Current Offer

Astronomics logo
Astronomics
In stock
$1,100.00

Other retailers

Specifications

Mount

Mount type
Hybrid strain-wave equatorial GoTo mount
Drive system
Strain-wave RA drive with belt-driven DEC
Payload capacity
15 lb (6.8 kg) without counterweight; 21 lb (9.5 kg) with counterweight
Mount weight
5.5 lb (2.5 kg)
Latitude range
15º ~ 65º

Capacity

Payload-to-weight ratio
3.8:1

Motion

Slew rate
6º/sec

Electronics

Controller
Go2Nova® 8409 with ~212,000 objects database
Power
DC12V-5A (5.5/2.5 mm DC plug)

Mechanical

Tripod / pier
Optional

Astrophotography Fit

A portable strain-wave mount that should be chosen by realistic imaging payload, not headline capacity alone.

iOptron HEM15 Strain Wave Mount Head with iPolar is a midrange strain-wave GoTo mount for computerized tracking and guiding.

For long-exposure astrophotography, use a conservative imaging payload. The telescope, camera, guide hardware, dew heaters, dovetails, and cables all count, and guiding performance matters more than the catalog payload number.

Strain-wave mounts are wonderfully compact, but they still need stiffness, cable discipline, and sometimes counterweighting to keep long tubes calm.

Best paired with

  • Compact refractors, cooled cameras, and tidy cable-managed power
  • Guiding from a guide scope or OAG for long exposures
  • Tripod or pier with enough stiffness for the full imaging load

Not recommended for

  • Ignoring counterweights on long or heavy optical tubes
  • Tall, flexible tripods with high wind exposure
  • Payloads near the marketing limit for long-exposure imaging

Where To Buy

Some links on this page are affiliate links. Prices and availability are pulled automatically from each retailer and updated daily.

Retailer Price Availability View Offer
Astronomics logo
Astronomics
Astronomics
$1,100.00
In stock
Updated 11/4/2026
View Offer - $1,100.00
High Point Scientific logo
High Point Scientific
High Point Scientific
$1,649.00
In stock
Updated 11/4/2026
View Offer - $1,649.00
Telescopes.net logo
Telescopes.net
Telescopes.net
$1,649.00
In stock
Updated 11/4/2026
View Offer - $1,649.00

Price History

Chronological retailer pricing with out-of-stock points shown at reduced opacity.

Astronomics High Point Scientific
$1,714.88 $1,487.96 $1,261.04 $1,034.12 Sep 14, 2026 Oct 10, 2026 Nov 4, 2026 Astronomics - $1,498.00 - Sep 14, 2026 - In stock Astronomics - $1,498.00 - Sep 15, 2026 - In stock Astronomics - $1,498.00 - Sep 17, 2026 - In stock Astronomics - $1,498.00 - Sep 18, 2026 - In stock Astronomics - $1,498.00 - Sep 19, 2026 - In stock Astronomics - $1,498.00 - Sep 20, 2026 - In stock Astronomics - $1,498.00 - Sep 21, 2026 - In stock Astronomics - $1,498.00 - Sep 22, 2026 - In stock Astronomics - $1,498.00 - Sep 23, 2026 - In stock Astronomics - $1,498.00 - Sep 24, 2026 - In stock Astronomics - $1,498.00 - Sep 25, 2026 - In stock Astronomics - $1,498.00 - Sep 26, 2026 - In stock Astronomics - $1,498.00 - Sep 27, 2026 - In stock Astronomics - $1,498.00 - Sep 28, 2026 - In stock Astronomics - $1,498.00 - Sep 29, 2026 - In stock Astronomics - $1,100.00 - Sep 30, 2026 - In stock Astronomics - $1,100.00 - Oct 1, 2026 - In stock Astronomics - $1,100.00 - Oct 2, 2026 - In stock Astronomics - $1,100.00 - 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In stock Astronomics - $1,100.00 - Oct 25, 2026 - In stock Astronomics - $1,100.00 - Oct 26, 2026 - In stock Astronomics - $1,100.00 - Oct 27, 2026 - In stock Astronomics - $1,100.00 - Oct 28, 2026 - In stock Astronomics - $1,100.00 - Oct 29, 2026 - In stock Astronomics - $1,100.00 - Oct 30, 2026 - In stock Astronomics - $1,100.00 - Oct 31, 2026 - In stock Astronomics - $1,100.00 - Nov 1, 2026 - In stock Astronomics - $1,100.00 - Nov 2, 2026 - In stock Astronomics - $1,100.00 - Nov 3, 2026 - In stock Astronomics - $1,100.00 - Nov 4, 2026 - In stock High Point Scientific - $1,649.00 - Sep 14, 2026 - In stock High Point Scientific - $1,649.00 - Sep 15, 2026 - In stock High Point Scientific - $1,649.00 - Sep 16, 2026 - In stock High Point Scientific - $1,649.00 - Sep 17, 2026 - In stock High Point Scientific - $1,649.00 - Sep 18, 2026 - In stock High Point Scientific - $1,649.00 - Sep 19, 2026 - In stock High Point Scientific - $1,649.00 - Sep 20, 2026 - In stock High Point Scientific - $1,649.00 - Sep 21, 2026 - In stock High Point Scientific - $1,649.00 - Sep 22, 2026 - In stock High Point Scientific - $1,649.00 - Sep 23, 2026 - In stock High Point Scientific - $1,649.00 - Sep 24, 2026 - In stock High Point Scientific - $1,649.00 - Sep 25, 2026 - In stock High Point Scientific - $1,649.00 - Sep 26, 2026 - In stock High Point Scientific - $1,649.00 - Sep 27, 2026 - In stock High Point Scientific - $1,649.00 - Sep 28, 2026 - In stock High Point Scientific - $1,649.00 - Sep 29, 2026 - In stock High Point Scientific - $1,649.00 - Sep 30, 2026 - In stock High Point Scientific - $1,649.00 - Oct 1, 2026 - In stock High Point Scientific - $1,649.00 - Oct 2, 2026 - In stock High Point Scientific - $1,649.00 - Oct 3, 2026 - In stock High Point Scientific - $1,649.00 - Oct 5, 2026 - In stock High Point Scientific - $1,649.00 - Oct 6, 2026 - In stock High Point Scientific - $1,649.00 - Oct 7, 2026 - In stock High Point Scientific - $1,649.00 - Oct 8, 2026 - In stock High Point Scientific - $1,649.00 - Oct 9, 2026 - In stock High Point Scientific - $1,649.00 - Oct 10, 2026 - In stock High Point Scientific - $1,649.00 - Oct 11, 2026 - In stock High Point Scientific - $1,649.00 - Oct 12, 2026 - In stock High Point Scientific - $1,649.00 - Oct 13, 2026 - In stock High Point Scientific - $1,649.00 - Oct 14, 2026 - In stock High Point Scientific - $1,649.00 - Oct 15, 2026 - In stock High Point Scientific - $1,649.00 - Oct 16, 2026 - In stock High Point Scientific - $1,649.00 - Oct 17, 2026 - In stock High Point Scientific - $1,649.00 - Oct 18, 2026 - In stock High Point Scientific - $1,649.00 - Oct 19, 2026 - In stock High Point Scientific - $1,649.00 - Oct 20, 2026 - In stock High Point Scientific - $1,649.00 - Oct 21, 2026 - In stock High Point Scientific - $1,649.00 - Oct 22, 2026 - In stock High Point Scientific - $1,649.00 - Oct 23, 2026 - In stock High Point Scientific - $1,649.00 - Oct 24, 2026 - In stock High Point Scientific - $1,649.00 - Oct 25, 2026 - In stock High Point Scientific - $1,649.00 - Oct 26, 2026 - In stock High Point Scientific - $1,649.00 - Oct 27, 2026 - In stock High Point Scientific - $1,649.00 - Oct 28, 2026 - In stock High Point Scientific - $1,649.00 - Oct 30, 2026 - In stock High Point Scientific - $1,649.00 - Oct 31, 2026 - In stock High Point Scientific - $1,649.00 - Nov 1, 2026 - In stock High Point Scientific - $1,649.00 - Nov 2, 2026 - In stock High Point Scientific - $1,649.00 - Nov 3, 2026 - In stock High Point Scientific - $1,649.00 - Nov 4, 2026 - In stock