Here are some items you might buy on Ebay auctions:

Joker with Binoculars & Moon, plastic playing cards NEW

US $2.42 (1 Bid) End Date: Sunday Jan-24-2010 2:13:24 PST Bid now | Add to watch list

Binoculars 4x30mm Night Vision Surveillance Scope

US $0.90 (0 Bid) End Date: Sunday Jan-24-2010 2:17:22 PST Bid now | Add to watch list

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SPORTING BINOCULARS 10 X 50 CAMPING Bird Watching    US $8.35

Red 4 x 28 Binoculars HuntingCampingBird Watching    US $1.10

Binoculars Alpen 625 8x28 Camping Hunting Bird Watching    US $29.95

NEW AUDUBON HUNTING BIRD WATCHING ADJUSTABLE BINOCULARS    US $35.99

Camo Spy Binoculars 30 x 50 Bird Watching Camping Hun    US $18.95

BINOCULARS 10x25 POWER GREAT FOR HUNTING BIRD WATCHING    US $11.99

Here are some items you might buy on Ebay auctions:

New 4x30mm Night Vision Surveillance Scope Binoculars

US $0.89 (0 Bid) End Date: Tuesday Jan-05-2010 1:13:01 PST Bid now | Add to watch list

Mystery Super Power 60X35 Coated Binocular Night Vision

US $7.19 (0 Bid) End Date: Tuesday Jan-05-2010 1:15:42 PST Bid now | Add to watch list

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Camo Spy Binoculars 30 x 50 Bird Watching Camping Hun    US $18.95

OPSWISS 10x50 BINOCULARS BIRD WATCHING FOOTBALL    US $49.99

SPORTING BINOCULARS 10 X 50 CAMPING Bird Watching    US $8.35

Binoculars 10X25 Bird Watching Wildlife Brand New    US $7.67

TASCO COMPACT BINOCULARS W POUCH STRAP BIRD WATCHING    US $7.99

Konus Event Binoculars 8x42 Hunting Bird Watching NEW    US $139.99

I bought a pair of 1st generation Seben binoculars and am curious as to what causes the whine when they are active. I understand the principle behind how they work, but what causes the whine?

 

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Best Match Time: ending soonest Time: newly listed Price: lowest first Price: highest first Price + Shipping: lowest first Price + Shipping: highest first

SPORTING BINOCULARS 10 X 50 CAMPING Bird Watching    US $8.35

Red 4 x 28 Binoculars HuntingCampingBird Watching    US $1.10

Binoculars Alpen 625 8x28 Camping Hunting Bird Watching    US $29.95