Lunt DSII/LFPT Internal Double Stack Manual
Congratulations and thank you for purchasing a Lunt Solar Systems DSII Module for your Lunt
130MT or LS152THa Telescope! Before you begin setting up your telescope and observing the
Sun for the first time, please review the safety statements below. If you have any questions about
the safe use of any Lunt Solar Systems product, please contact our Customer Service
Department before operating the equipment.
Never look at the Sun with your naked eye or with a telescope that is not specifically designed to
do so. Permanent and irreversible eye damage may result.
Check that all filters are installed correctly and are free of any surface contamination that may
compromise performance and/or potentially damage the surfaces of the optics when exposed to
the Sun, i.e. fingerprints. Perform a routine safety check before each viewing session!
Never leave the solar telescope unsupervised while pointed at the Sun. People who are not
familiar with the correct operating procedures of the system may inadvertently replace the
diagonal or remove the filter itself, because they are not aware of the integrated safety features of
each.
Always be aware that you are viewing in direct sunlight. Take necessary precautions to protect
yourself from sunburn and heat exposure.
Never attempt to disassemble the system. Doing so will void your warranty and compromise its
safety. Do not use your system if it is compromised in any way due to mishandling or damage.
The Blocking Filter diagonal must always be in place when the telescope is in use. Lunt Solar
Filters and Telescopes are NOT interchangeable with competitor's products.
Protect your instrument from shock due to drops. The Lunt Solar Telescope can withstand normal
use, however a major shock may cause the etalon to de-contact, or cause other damage, which
will require a trip to the factory for a non-warranty repair. Store the instrument in its original carton
or case when not in use. With proper handling & care, your Lunt Solar equipment should last a
lifetime.
The DSII Module can ONLY be used as a secondary filter for the LS152THa Pressure Tuned
Scope.
The DSII Module contains no filtering for dangerous IR or UV wavelengths, and relies on the
safety features incorporated in the main H-alpha Telescope (LS152THa or Lunt 130MT) for IR
and UV protection. NEVER attempt to use this DSII Module in any other telescope!
UNPACK YOUR NEW PURCHASE!
In the Shipping Box you will find:
Lunt DSII Pressure-Tunable Module
Nine aluminum thumbscrews for easy installation and removal
2 White Caps on DSII Module and 1 smaller white cap for Cone assembly
Shipping Box with die cut foam inserts
Warranty Card
Lunt Solar Systems * 2520 N. Coyote Dr. #111 Tucson, AZ 85745
SAFETY STATEMENTS
(520) 344-7348
www.luntsolarsystems.com
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